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haiku-beta6/src/kits/interface/ControlLook.cpp
T
John Scipione e724b26f23 Remove enum elaborated type specifier 
...from orientation params. Elaborated type specifiers are not needed
for C++ code and removing them makes doxygen happy. Verified working
on both gcc2h and gcc4h builds.
2013-07-08 19:29:11 -04:00

3237 lines
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/*
* Copyright 2009, Stephan Aßmus <[email protected]>
* Copyright 2012, Haiku Inc. All rights reserved.
* Distributed under the terms of the MIT License.
*
* Authors:
* John Scipione <[email protected]>
*/
#include <ControlLook.h>
#include <Control.h>
#include <GradientLinear.h>
#include <Region.h>
#include <Shape.h>
#include <String.h>
#include <View.h>
#include <Window.h>
#include "ContainerWindow.h"
namespace BPrivate {
static const float kEdgeBevelLightTint = 0.59;
static const float kEdgeBevelShadowTint = 1.0735;
BControlLook::BControlLook():
fCachedOutline(false),
fCachedWorkspace(-1)
{
}
BControlLook::~BControlLook()
{
}
BAlignment
BControlLook::DefaultLabelAlignment() const
{
return BAlignment(B_ALIGN_LEFT, B_ALIGN_VERTICAL_CENTER);
}
float
BControlLook::DefaultLabelSpacing() const
{
return ceilf(be_plain_font->Size() / 2.0);
}
float
BControlLook::DefaultItemSpacing() const
{
return ceilf(be_plain_font->Size() * 0.85);
}
float
BControlLook::ComposeSpacing(float spacing)
{
if (spacing == B_USE_DEFAULT_SPACING || spacing == B_USE_ITEM_SPACING) {
return be_control_look->DefaultItemSpacing();
} else if (spacing == B_USE_HALF_ITEM_SPACING) {
return be_control_look->DefaultItemSpacing() * 0.5f;
} else if (spacing == B_USE_WINDOW_INSETS) {
return be_control_look->DefaultItemSpacing();
} else if (spacing == B_USE_SMALL_SPACING) {
return be_control_look->DefaultItemSpacing() * 0.7f;
} else if (spacing == B_USE_BIG_SPACING) {
return be_control_look->DefaultItemSpacing() * 1.3f;
}
return spacing;
}
uint32
BControlLook::Flags(BControl* control) const
{
uint32 flags = 0;
if (!control->IsEnabled())
flags |= B_DISABLED;
if (control->IsFocus())
flags |= B_FOCUSED;
if (control->Value() == B_CONTROL_ON)
flags |= B_ACTIVATED;
if (control->Parent() != NULL
&& (control->Parent()->Flags() & B_DRAW_ON_CHILDREN) != 0) {
// In this constellation, assume we want to render the control
// against the already existing view contents of the parent view.
flags |= B_BLEND_FRAME;
}
return flags;
}
// #pragma mark -
void
BControlLook::DrawButtonFrame(BView* view, BRect& rect, const BRect& updateRect,
const rgb_color& base, const rgb_color& background, uint32 flags,
uint32 borders)
{
_DrawButtonFrame(view, rect, updateRect, 0.0f, 0.0f, 0.0f, 0.0f, base,
background, 1.0, 1.0, flags, borders);
}
void
BControlLook::DrawButtonFrame(BView* view, BRect& rect, const BRect& updateRect,
float radius, const rgb_color& base, const rgb_color& background, uint32 flags,
uint32 borders)
{
_DrawButtonFrame(view, rect, updateRect, radius, radius, radius, radius,
base, background, 1.0, 1.0, flags, borders);
}
void
BControlLook::DrawButtonFrame(BView* view, BRect& rect,
const BRect& updateRect, float leftTopRadius, float rightTopRadius,
float leftBottomRadius, float rightBottomRadius, const rgb_color& base,
const rgb_color& background, uint32 flags,
uint32 borders)
{
_DrawButtonFrame(view, rect, updateRect, leftTopRadius, rightTopRadius,
leftBottomRadius, rightBottomRadius, base, background,
1.0, 1.0, flags, borders);
}
void
BControlLook::DrawButtonBackground(BView* view, BRect& rect,
const BRect& updateRect, const rgb_color& base, uint32 flags,
uint32 borders, orientation orientation)
{
_DrawButtonBackground(view, rect, updateRect, 0.0f, 0.0f, 0.0f, 0.0f,
base, flags, borders, orientation);
}
void
BControlLook::DrawButtonBackground(BView* view, BRect& rect,
const BRect& updateRect, float radius, const rgb_color& base, uint32 flags,
uint32 borders, orientation orientation)
{
_DrawButtonBackground(view, rect, updateRect, radius, radius, radius,
radius, base, flags, borders, orientation);
}
void
BControlLook::DrawButtonBackground(BView* view, BRect& rect,
const BRect& updateRect, float leftTopRadius, float rightTopRadius,
float leftBottomRadius, float rightBottomRadius, const rgb_color& base,
uint32 flags, uint32 borders, orientation orientation)
{
_DrawButtonBackground(view, rect, updateRect, leftTopRadius,
rightTopRadius, leftBottomRadius, rightBottomRadius, base, flags,
borders, orientation);
}
void
BControlLook::DrawMenuBarBackground(BView* view, BRect& rect,
const BRect& updateRect, const rgb_color& base, uint32 flags,
uint32 borders)
{
if (!rect.IsValid() || !rect.Intersects(updateRect))
return;
// the surface edges
// colors
float topTint;
float bottomTint;
if ((flags & B_ACTIVATED) != 0) {
rgb_color bevelColor1 = tint_color(base, 1.40);
rgb_color bevelColor2 = tint_color(base, 1.25);
topTint = 1.25;
bottomTint = 1.20;
_DrawFrame(view, rect,
bevelColor1, bevelColor1,
bevelColor2, bevelColor2,
borders & B_TOP_BORDER);
} else {
rgb_color cornerColor = tint_color(base, 0.9);
rgb_color bevelColorTop = tint_color(base, 0.5);
rgb_color bevelColorLeft = tint_color(base, 0.7);
rgb_color bevelColorRightBottom = tint_color(base, 1.08);
topTint = 0.69;
bottomTint = 1.03;
_DrawFrame(view, rect,
bevelColorLeft, bevelColorTop,
bevelColorRightBottom, bevelColorRightBottom,
cornerColor, cornerColor,
borders);
}
// draw surface top
_FillGradient(view, rect, base, topTint, bottomTint);
}
void
BControlLook::DrawMenuFieldFrame(BView* view, BRect& rect,
const BRect& updateRect, const rgb_color& base,
const rgb_color& background, uint32 flags, uint32 borders)
{
_DrawButtonFrame(view, rect, updateRect, 0.0f, 0.0f, 0.0f, 0.0f, base,
background, 0.6, 1.0, flags, borders);
}
void
BControlLook::DrawMenuFieldFrame(BView* view, BRect& rect,
const BRect& updateRect, float radius, const rgb_color& base,
const rgb_color& background, uint32 flags, uint32 borders)
{
_DrawButtonFrame(view, rect, updateRect, radius, radius, radius, radius,
base, background, 0.6, 1.0, flags, borders);
}
void
BControlLook::DrawMenuFieldFrame(BView* view, BRect& rect,
const BRect& updateRect, float leftTopRadius,
float rightTopRadius, float leftBottomRadius,
float rightBottomRadius, const rgb_color& base,
const rgb_color& background, uint32 flags, uint32 borders)
{
_DrawButtonFrame(view, rect, updateRect, leftTopRadius, rightTopRadius,
leftBottomRadius, rightBottomRadius, base, background, 0.6, 1.0,
flags, borders);
}
void
BControlLook::DrawMenuFieldBackground(BView* view, BRect& rect,
const BRect& updateRect, const rgb_color& base, bool popupIndicator,
uint32 flags)
{
_DrawMenuFieldBackgroundOutside(view, rect, updateRect,
0.0f, 0.0f, 0.0f, 0.0f, base, popupIndicator, flags);
}
void
BControlLook::DrawMenuFieldBackground(BView* view, BRect& rect,
const BRect& updateRect, const rgb_color& base, uint32 flags,
uint32 borders)
{
_DrawMenuFieldBackgroundInside(view, rect, updateRect,
0.0f, 0.0f, 0.0f, 0.0f, base, flags, borders);
}
void
BControlLook::DrawMenuFieldBackground(BView* view, BRect& rect,
const BRect& updateRect, float radius, const rgb_color& base,
bool popupIndicator, uint32 flags)
{
_DrawMenuFieldBackgroundOutside(view, rect, updateRect, radius, radius,
radius, radius, base, popupIndicator, flags);
}
void
BControlLook::DrawMenuFieldBackground(BView* view, BRect& rect,
const BRect& updateRect, float leftTopRadius, float rightTopRadius,
float leftBottomRadius, float rightBottomRadius, const rgb_color& base,
bool popupIndicator, uint32 flags)
{
_DrawMenuFieldBackgroundOutside(view, rect, updateRect, leftTopRadius,
rightTopRadius, leftBottomRadius, rightBottomRadius, base,
popupIndicator, flags);
}
void
BControlLook::DrawMenuBackground(BView* view, BRect& rect,
const BRect& updateRect, const rgb_color& base, uint32 flags,
uint32 borders)
{
if (!rect.IsValid() || !rect.Intersects(updateRect))
return;
// surface top color
rgb_color background = tint_color(base, 0.75);
// inner bevel colors
rgb_color bevelLightColor;
rgb_color bevelShadowColor;
if ((flags & B_DISABLED) != 0) {
bevelLightColor = tint_color(background, 0.80);
bevelShadowColor = tint_color(background, 1.07);
} else {
bevelLightColor = tint_color(background, 0.6);
bevelShadowColor = tint_color(background, 1.12);
}
// draw inner bevel
_DrawFrame(view, rect,
bevelLightColor, bevelLightColor,
bevelShadowColor, bevelShadowColor,
borders);
// draw surface top
view->SetHighColor(background);
view->FillRect(rect);
}
void
BControlLook::DrawMenuItemBackground(BView* view, BRect& rect,
const BRect& updateRect, const rgb_color& base, uint32 flags,
uint32 borders)
{
if (!rect.IsValid() || !rect.Intersects(updateRect))
return;
// surface edges
float topTint;
float bottomTint;
rgb_color selectedColor = base;
if ((flags & B_ACTIVATED) != 0) {
topTint = 0.9;
bottomTint = 1.05;
} else if ((flags & B_DISABLED) != 0) {
topTint = 0.80;
bottomTint = 1.07;
} else {
topTint = 0.6;
bottomTint = 1.12;
}
rgb_color bevelLightColor = tint_color(selectedColor, topTint);
rgb_color bevelShadowColor = tint_color(selectedColor, bottomTint);
// draw surface edges
_DrawFrame(view, rect,
bevelLightColor, bevelLightColor,
bevelShadowColor, bevelShadowColor,
borders);
// draw surface top
view->SetLowColor(selectedColor);
// _FillGradient(view, rect, selectedColor, topTint, bottomTint);
_FillGradient(view, rect, selectedColor, bottomTint, topTint);
}
void
BControlLook::DrawStatusBar(BView* view, BRect& rect, const BRect& updateRect,
const rgb_color& base, const rgb_color& barColor, float progressPosition)
{
if (!rect.Intersects(updateRect))
return;
_DrawOuterResessedFrame(view, rect, base, 0.6);
// colors
rgb_color dark1BorderColor = tint_color(base, 1.3);
rgb_color dark2BorderColor = tint_color(base, 1.2);
rgb_color dark1FilledBorderColor = tint_color(barColor, 1.20);
rgb_color dark2FilledBorderColor = tint_color(barColor, 1.45);
BRect filledRect(rect);
filledRect.right = progressPosition - 1;
BRect nonfilledRect(rect);
nonfilledRect.left = progressPosition;
bool filledSurface = filledRect.Width() > 0;
bool nonfilledSurface = nonfilledRect.Width() > 0;
if (filledSurface) {
_DrawFrame(view, filledRect,
dark1FilledBorderColor, dark1FilledBorderColor,
dark2FilledBorderColor, dark2FilledBorderColor);
_FillGlossyGradient(view, filledRect, barColor, 0.55, 0.68, 0.76, 0.90);
}
if (nonfilledSurface) {
_DrawFrame(view, nonfilledRect, dark1BorderColor, dark1BorderColor,
dark2BorderColor, dark2BorderColor,
B_TOP_BORDER | B_BOTTOM_BORDER | B_RIGHT_BORDER);
if (nonfilledRect.left < nonfilledRect.right) {
// shadow from fill bar, or left border
rgb_color leftBorder = dark1BorderColor;
if (filledSurface)
leftBorder = tint_color(base, 0.50);
view->SetHighColor(leftBorder);
view->StrokeLine(nonfilledRect.LeftTop(),
nonfilledRect.LeftBottom());
nonfilledRect.left++;
}
_FillGradient(view, nonfilledRect, base, 0.25, 0.06);
}
}
void
BControlLook::DrawCheckBox(BView* view, BRect& rect, const BRect& updateRect,
const rgb_color& base, uint32 flags)
{
if (!rect.Intersects(updateRect))
return;
rgb_color dark1BorderColor;
rgb_color dark2BorderColor;
rgb_color navigationColor = ui_color(B_KEYBOARD_NAVIGATION_COLOR);
if ((flags & B_DISABLED) != 0) {
_DrawOuterResessedFrame(view, rect, base, 0.0, 1.0, flags);
dark1BorderColor = tint_color(base, 1.15);
dark2BorderColor = tint_color(base, 1.15);
} else if ((flags & B_CLICKED) != 0) {
dark1BorderColor = tint_color(base, 1.50);
dark2BorderColor = tint_color(base, 1.48);
_DrawFrame(view, rect,
dark1BorderColor, dark1BorderColor,
dark2BorderColor, dark2BorderColor);
dark2BorderColor = dark1BorderColor;
} else {
_DrawOuterResessedFrame(view, rect, base, 0.6, 1.0, flags);
dark1BorderColor = tint_color(base, 1.40);
dark2BorderColor = tint_color(base, 1.38);
}
if ((flags & B_FOCUSED) != 0) {
dark1BorderColor = navigationColor;
dark2BorderColor = navigationColor;
}
_DrawFrame(view, rect,
dark1BorderColor, dark1BorderColor,
dark2BorderColor, dark2BorderColor);
if ((flags & B_DISABLED) != 0) {
_FillGradient(view, rect, base, 0.4, 0.2);
} else {
_FillGradient(view, rect, base, 0.15, 0.0);
}
rgb_color markColor;
if (_RadioButtonAndCheckBoxMarkColor(base, markColor, flags)) {
view->SetHighColor(markColor);
rect.InsetBy(2, 2);
view->SetPenSize(max_c(1.0, ceilf(rect.Width() / 3.5)));
view->SetDrawingMode(B_OP_OVER);
view->StrokeLine(rect.LeftTop(), rect.RightBottom());
view->StrokeLine(rect.LeftBottom(), rect.RightTop());
}
}
void
BControlLook::DrawRadioButton(BView* view, BRect& rect, const BRect& updateRect,
const rgb_color& base, uint32 flags)
{
if (!rect.Intersects(updateRect))
return;
rgb_color borderColor;
rgb_color bevelLight;
rgb_color bevelShadow;
rgb_color navigationColor = ui_color(B_KEYBOARD_NAVIGATION_COLOR);
if ((flags & B_DISABLED) != 0) {
borderColor = tint_color(base, 1.15);
bevelLight = base;
bevelShadow = base;
} else if ((flags & B_CLICKED) != 0) {
borderColor = tint_color(base, 1.50);
bevelLight = borderColor;
bevelShadow = borderColor;
} else {
borderColor = tint_color(base, 1.45);
bevelLight = tint_color(base, 0.55);
bevelShadow = tint_color(base, 1.11);
}
if ((flags & B_FOCUSED) != 0) {
borderColor = navigationColor;
}
BGradientLinear bevelGradient;
bevelGradient.AddColor(bevelShadow, 0);
bevelGradient.AddColor(bevelLight, 255);
bevelGradient.SetStart(rect.LeftTop());
bevelGradient.SetEnd(rect.RightBottom());
view->FillEllipse(rect, bevelGradient);
rect.InsetBy(1, 1);
bevelGradient.MakeEmpty();
bevelGradient.AddColor(borderColor, 0);
bevelGradient.AddColor(tint_color(borderColor, 0.8), 255);
view->FillEllipse(rect, bevelGradient);
rect.InsetBy(1, 1);
float topTint;
float bottomTint;
if ((flags & B_DISABLED) != 0) {
topTint = 0.4;
bottomTint = 0.2;
} else {
topTint = 0.15;
bottomTint = 0.0;
}
BGradientLinear gradient;
_MakeGradient(gradient, rect, base, topTint, bottomTint);
view->FillEllipse(rect, gradient);
rgb_color markColor;
if (_RadioButtonAndCheckBoxMarkColor(base, markColor, flags)) {
view->SetHighColor(markColor);
rect.InsetBy(3, 3);
view->FillEllipse(rect);
}
}
void
BControlLook::DrawScrollBarBackground(BView* view, BRect& rect1, BRect& rect2,
const BRect& updateRect, const rgb_color& base, uint32 flags,
orientation orientation)
{
DrawScrollBarBackground(view, rect1, updateRect, base, flags, orientation);
DrawScrollBarBackground(view, rect2, updateRect, base, flags, orientation);
}
void
BControlLook::DrawScrollBarBackground(BView* view, BRect& rect,
const BRect& updateRect, const rgb_color& base, uint32 flags,
orientation orientation)
{
if (!rect.IsValid() || !rect.Intersects(updateRect))
return;
float gradient1Tint;
float gradient2Tint;
float darkEdge1Tint;
float darkEdge2Tint;
float shadowTint;
if ((flags & B_DISABLED) != 0) {
gradient1Tint = 0.9;
gradient2Tint = 0.8;
darkEdge1Tint = B_DARKEN_2_TINT;
darkEdge2Tint = B_DARKEN_2_TINT;
shadowTint = gradient1Tint;
} else {
gradient1Tint = 1.10;
gradient2Tint = 1.05;
darkEdge1Tint = B_DARKEN_3_TINT;
darkEdge2Tint = B_DARKEN_2_TINT;
shadowTint = gradient1Tint;
}
rgb_color darkEdge1 = tint_color(base, darkEdge1Tint);
rgb_color darkEdge2 = tint_color(base, darkEdge2Tint);
rgb_color shadow = tint_color(base, shadowTint);
if (orientation == B_HORIZONTAL) {
// dark vertical line on left edge
if (rect.Width() > 0) {
view->SetHighColor(darkEdge1);
view->StrokeLine(rect.LeftTop(), rect.LeftBottom());
rect.left++;
}
// dark vertical line on right edge
if (rect.Width() >= 0) {
view->SetHighColor(darkEdge2);
view->StrokeLine(rect.RightTop(), rect.RightBottom());
rect.right--;
}
// vertical shadow line after left edge
if (rect.Width() >= 0) {
view->SetHighColor(shadow);
view->StrokeLine(rect.LeftTop(), rect.LeftBottom());
rect.left++;
}
// fill
if (rect.Width() >= 0) {
_FillGradient(view, rect, base, gradient1Tint, gradient2Tint,
orientation);
}
} else {
// dark vertical line on top edge
if (rect.Height() > 0) {
view->SetHighColor(darkEdge1);
view->StrokeLine(rect.LeftTop(), rect.RightTop());
rect.top++;
}
// dark vertical line on bottom edge
if (rect.Height() >= 0) {
view->SetHighColor(darkEdge2);
view->StrokeLine(rect.LeftBottom(), rect.RightBottom());
rect.bottom--;
}
// horizontal shadow line after top edge
if (rect.Height() >= 0) {
view->SetHighColor(shadow);
view->StrokeLine(rect.LeftTop(), rect.RightTop());
rect.top++;
}
// fill
if (rect.Height() >= 0) {
_FillGradient(view, rect, base, gradient1Tint, gradient2Tint,
orientation);
}
}
}
void
BControlLook::DrawScrollViewFrame(BView* view, BRect& rect,
const BRect& updateRect, BRect verticalScrollBarFrame,
BRect horizontalScrollBarFrame, const rgb_color& base,
border_style border, uint32 flags, uint32 _borders)
{
// calculate scroll corner rect before messing with the "rect"
BRect scrollCornerFillRect(rect.right, rect.bottom,
rect.right, rect.bottom);
if (horizontalScrollBarFrame.IsValid())
scrollCornerFillRect.left = horizontalScrollBarFrame.right + 1;
if (verticalScrollBarFrame.IsValid())
scrollCornerFillRect.top = verticalScrollBarFrame.bottom + 1;
if (border == B_NO_BORDER) {
if (scrollCornerFillRect.IsValid()) {
view->SetHighColor(base);
view->FillRect(scrollCornerFillRect);
}
return;
}
bool excludeScrollCorner = border == B_FANCY_BORDER
&& horizontalScrollBarFrame.IsValid()
&& verticalScrollBarFrame.IsValid();
uint32 borders = _borders;
if (excludeScrollCorner) {
rect.bottom = horizontalScrollBarFrame.top;
rect.right = verticalScrollBarFrame.left;
borders &= ~(B_RIGHT_BORDER | B_BOTTOM_BORDER);
}
rgb_color scrollbarFrameColor = tint_color(base, B_DARKEN_2_TINT);
if (border == B_FANCY_BORDER)
_DrawOuterResessedFrame(view, rect, base, 1.0, 1.0, flags, borders);
if ((flags & B_FOCUSED) != 0) {
rgb_color focusColor = ui_color(B_KEYBOARD_NAVIGATION_COLOR);
_DrawFrame(view, rect, focusColor, focusColor, focusColor, focusColor,
borders);
} else {
_DrawFrame(view, rect, scrollbarFrameColor, scrollbarFrameColor,
scrollbarFrameColor, scrollbarFrameColor, borders);
}
if (excludeScrollCorner) {
horizontalScrollBarFrame.InsetBy(-1, -1);
// do not overdraw the top edge
horizontalScrollBarFrame.top += 2;
borders = _borders;
borders &= ~B_TOP_BORDER;
_DrawOuterResessedFrame(view, horizontalScrollBarFrame, base,
1.0, 1.0, flags, borders);
_DrawFrame(view, horizontalScrollBarFrame, scrollbarFrameColor,
scrollbarFrameColor, scrollbarFrameColor, scrollbarFrameColor,
borders);
verticalScrollBarFrame.InsetBy(-1, -1);
// do not overdraw the left edge
verticalScrollBarFrame.left += 2;
borders = _borders;
borders &= ~B_LEFT_BORDER;
_DrawOuterResessedFrame(view, verticalScrollBarFrame, base,
1.0, 1.0, flags, borders);
_DrawFrame(view, verticalScrollBarFrame, scrollbarFrameColor,
scrollbarFrameColor, scrollbarFrameColor, scrollbarFrameColor,
borders);
// exclude recessed frame
scrollCornerFillRect.top++;
scrollCornerFillRect.left++;
}
if (scrollCornerFillRect.IsValid()) {
view->SetHighColor(base);
view->FillRect(scrollCornerFillRect);
}
}
void
BControlLook::DrawArrowShape(BView* view, BRect& rect, const BRect& updateRect,
const rgb_color& base, uint32 direction, uint32 flags, float tint)
{
BPoint tri1, tri2, tri3;
float hInset = rect.Width() / 3;
float vInset = rect.Height() / 3;
rect.InsetBy(hInset, vInset);
switch (direction) {
case B_LEFT_ARROW:
tri1.Set(rect.right, rect.top);
tri2.Set(rect.right - rect.Width() / 1.33,
(rect.top + rect.bottom + 1) / 2);
tri3.Set(rect.right, rect.bottom + 1);
break;
case B_RIGHT_ARROW:
tri1.Set(rect.left + 1, rect.bottom + 1);
tri2.Set(rect.left + 1 + rect.Width() / 1.33,
(rect.top + rect.bottom + 1) / 2);
tri3.Set(rect.left + 1, rect.top);
break;
case B_UP_ARROW:
tri1.Set(rect.left, rect.bottom);
tri2.Set((rect.left + rect.right + 1) / 2,
rect.bottom - rect.Height() / 1.33);
tri3.Set(rect.right + 1, rect.bottom);
break;
case B_DOWN_ARROW:
default:
tri1.Set(rect.left, rect.top + 1);
tri2.Set((rect.left + rect.right + 1) / 2,
rect.top + 1 + rect.Height() / 1.33);
tri3.Set(rect.right + 1, rect.top + 1);
break;
case B_LEFT_UP_ARROW:
tri1.Set(rect.left, rect.bottom);
tri2.Set(rect.left, rect.top);
tri3.Set(rect.right - 1, rect.top);
break;
case B_RIGHT_UP_ARROW:
tri1.Set(rect.left + 1, rect.top);
tri2.Set(rect.right, rect.top);
tri3.Set(rect.right, rect.bottom);
break;
case B_RIGHT_DOWN_ARROW:
tri1.Set(rect.right, rect.top);
tri2.Set(rect.right, rect.bottom);
tri3.Set(rect.left + 1, rect.bottom);
break;
case B_LEFT_DOWN_ARROW:
tri1.Set(rect.right - 1, rect.bottom);
tri2.Set(rect.left, rect.bottom);
tri3.Set(rect.left, rect.top);
break;
}
BShape arrowShape;
arrowShape.MoveTo(tri1);
arrowShape.LineTo(tri2);
arrowShape.LineTo(tri3);
if ((flags & B_DISABLED) != 0)
tint = (tint + B_NO_TINT + B_NO_TINT) / 3;
view->SetHighColor(tint_color(base, tint));
float penSize = view->PenSize();
drawing_mode mode = view->DrawingMode();
view->MovePenTo(BPoint(0, 0));
view->SetPenSize(ceilf(hInset / 2.0));
view->SetDrawingMode(B_OP_OVER);
view->StrokeShape(&arrowShape);
view->SetPenSize(penSize);
view->SetDrawingMode(mode);
}
rgb_color
BControlLook::SliderBarColor(const rgb_color& base)
{
return tint_color(ui_color(B_PANEL_BACKGROUND_COLOR), B_DARKEN_1_TINT);
}
void
BControlLook::DrawSliderBar(BView* view, BRect rect, const BRect& updateRect,
const rgb_color& base, rgb_color leftFillColor, rgb_color rightFillColor,
float sliderScale, uint32 flags, orientation orientation)
{
if (!rect.IsValid() || !rect.Intersects(updateRect))
return;
// save the clipping constraints of the view
view->PushState();
// separate the bar in two sides
float sliderPosition;
BRect leftBarSide = rect;
BRect rightBarSide = rect;
if (orientation == B_HORIZONTAL) {
sliderPosition = floorf(rect.left + 2 + (rect.Width() - 2)
* sliderScale);
leftBarSide.right = sliderPosition - 1;
rightBarSide.left = sliderPosition;
} else {
// NOTE: position is reverse of coords
sliderPosition = floorf(rect.top + 2 + (rect.Height() - 2)
* (1.0 - sliderScale));
leftBarSide.top = sliderPosition;
rightBarSide.bottom = sliderPosition - 1;
}
// fill the background for the corners, exclude the middle bar for now
BRegion region(rect);
region.Exclude(rightBarSide);
view->ConstrainClippingRegion(&region);
view->PushState();
DrawSliderBar(view, rect, updateRect, base, leftFillColor, flags,
orientation);
view->PopState();
region.Set(rect);
region.Exclude(leftBarSide);
view->ConstrainClippingRegion(&region);
view->PushState();
DrawSliderBar(view, rect, updateRect, base, rightFillColor, flags,
orientation);
view->PopState();
// restore the clipping constraints of the view
view->PopState();
}
void
BControlLook::DrawSliderBar(BView* view, BRect rect, const BRect& updateRect,
const rgb_color& base, rgb_color fillColor, uint32 flags,
orientation orientation)
{
if (!rect.IsValid() || !rect.Intersects(updateRect))
return;
// separate the rect into corners
BRect leftCorner(rect);
BRect rightCorner(rect);
BRect barRect(rect);
if (orientation == B_HORIZONTAL) {
leftCorner.right = leftCorner.left + leftCorner.Height();
rightCorner.left = rightCorner.right - rightCorner.Height();
barRect.left += ceilf(barRect.Height() / 2);
barRect.right -= ceilf(barRect.Height() / 2);
} else {
leftCorner.bottom = leftCorner.top + leftCorner.Width();
rightCorner.top = rightCorner.bottom - rightCorner.Width();
barRect.top += ceilf(barRect.Width() / 2);
barRect.bottom -= ceilf(barRect.Width() / 2);
}
// fill the background for the corners, exclude the middle bar for now
BRegion region(rect);
region.Exclude(barRect);
view->ConstrainClippingRegion(&region);
if ((flags & B_BLEND_FRAME) == 0) {
view->SetHighColor(base);
view->FillRect(rect);
}
// figure out the tints to be used
float edgeLightTint;
float edgeShadowTint;
float frameLightTint;
float frameShadowTint;
float fillLightTint;
float fillShadowTint;
uint8 edgeLightAlpha;
uint8 edgeShadowAlpha;
uint8 frameLightAlpha;
uint8 frameShadowAlpha;
if ((flags & B_DISABLED) != 0) {
edgeLightTint = 1.0;
edgeShadowTint = 1.0;
frameLightTint = 1.20;
frameShadowTint = 1.25;
fillLightTint = 0.9;
fillShadowTint = 1.05;
edgeLightAlpha = 12;
edgeShadowAlpha = 12;
frameLightAlpha = 40;
frameShadowAlpha = 45;
fillColor.red = uint8(fillColor.red * 0.4 + base.red * 0.6);
fillColor.green = uint8(fillColor.green * 0.4 + base.green * 0.6);
fillColor.blue = uint8(fillColor.blue * 0.4 + base.blue * 0.6);
} else {
edgeLightTint = 0.65;
edgeShadowTint = 1.07;
frameLightTint = 1.40;
frameShadowTint = 1.50;
fillLightTint = 0.8;
fillShadowTint = 1.1;
edgeLightAlpha = 15;
edgeShadowAlpha = 15;
frameLightAlpha = 92;
frameShadowAlpha = 107;
}
rgb_color edgeLightColor;
rgb_color edgeShadowColor;
rgb_color frameLightColor;
rgb_color frameShadowColor;
rgb_color fillLightColor = tint_color(fillColor, fillLightTint);
rgb_color fillShadowColor = tint_color(fillColor, fillShadowTint);
drawing_mode oldMode = view->DrawingMode();
if ((flags & B_BLEND_FRAME) != 0) {
edgeLightColor = (rgb_color){ 255, 255, 255, edgeLightAlpha };
edgeShadowColor = (rgb_color){ 0, 0, 0, edgeShadowAlpha };
frameLightColor = (rgb_color){ 0, 0, 0, frameLightAlpha };
frameShadowColor = (rgb_color){ 0, 0, 0, frameShadowAlpha };
view->SetDrawingMode(B_OP_ALPHA);
} else {
edgeLightColor = tint_color(base, edgeLightTint);
edgeShadowColor = tint_color(base, edgeShadowTint);
frameLightColor = tint_color(fillColor, frameLightTint);
frameShadowColor = tint_color(fillColor, frameShadowTint);
}
if (orientation == B_HORIZONTAL) {
_DrawRoundBarCorner(view, leftCorner, updateRect, edgeLightColor,
edgeShadowColor, frameLightColor, frameShadowColor, fillLightColor,
fillShadowColor, 1.0, 1.0, 0.0, -1.0, orientation);
_DrawRoundBarCorner(view, rightCorner, updateRect, edgeLightColor,
edgeShadowColor, frameLightColor, frameShadowColor, fillLightColor,
fillShadowColor, 0.0, 1.0, -1.0, -1.0, orientation);
} else {
_DrawRoundBarCorner(view, leftCorner, updateRect, edgeLightColor,
edgeShadowColor, frameLightColor, frameShadowColor, fillLightColor,
fillShadowColor, 1.0, 1.0, -1.0, 0.0, orientation);
_DrawRoundBarCorner(view, rightCorner, updateRect, edgeLightColor,
edgeShadowColor, frameLightColor, frameShadowColor, fillLightColor,
fillShadowColor, 1.0, 0.0, -1.0, -1.0, orientation);
}
view->ConstrainClippingRegion(NULL);
view->BeginLineArray(4);
if (orientation == B_HORIZONTAL) {
view->AddLine(barRect.LeftTop(), barRect.RightTop(), edgeShadowColor);
view->AddLine(barRect.LeftBottom(), barRect.RightBottom(),
edgeLightColor);
barRect.InsetBy(0, 1);
view->AddLine(barRect.LeftTop(), barRect.RightTop(), frameShadowColor);
view->AddLine(barRect.LeftBottom(), barRect.RightBottom(),
frameLightColor);
barRect.InsetBy(0, 1);
} else {
view->AddLine(barRect.LeftTop(), barRect.LeftBottom(), edgeShadowColor);
view->AddLine(barRect.RightTop(), barRect.RightBottom(),
edgeLightColor);
barRect.InsetBy(1, 0);
view->AddLine(barRect.LeftTop(), barRect.LeftBottom(), frameShadowColor);
view->AddLine(barRect.RightTop(), barRect.RightBottom(),
frameLightColor);
barRect.InsetBy(1, 0);
}
view->EndLineArray();
view->SetDrawingMode(oldMode);
_FillGradient(view, barRect, fillColor, fillShadowTint, fillLightTint,
orientation);
}
void
BControlLook::DrawSliderThumb(BView* view, BRect& rect, const BRect& updateRect,
const rgb_color& base, uint32 flags, orientation orientation)
{
if (!rect.IsValid() || !rect.Intersects(updateRect))
return;
// figure out frame color
rgb_color frameLightColor;
rgb_color frameShadowColor;
rgb_color shadowColor = (rgb_color){ 0, 0, 0, 60 };
if ((flags & B_FOCUSED) != 0) {
// focused
frameLightColor = ui_color(B_KEYBOARD_NAVIGATION_COLOR);
frameShadowColor = frameLightColor;
} else {
// figure out the tints to be used
float frameLightTint;
float frameShadowTint;
if ((flags & B_DISABLED) != 0) {
frameLightTint = 1.30;
frameShadowTint = 1.35;
shadowColor.alpha = 30;
} else {
frameLightTint = 1.6;
frameShadowTint = 1.65;
}
frameLightColor = tint_color(base, frameLightTint);
frameShadowColor = tint_color(base, frameShadowTint);
}
BRect originalRect(rect);
rect.right--;
rect.bottom--;
_DrawFrame(view, rect, frameLightColor, frameLightColor,
frameShadowColor, frameShadowColor);
flags &= ~B_ACTIVATED;
DrawButtonBackground(view, rect, updateRect, base, flags);
// thumb shadow
view->SetDrawingMode(B_OP_ALPHA);
view->SetHighColor(shadowColor);
originalRect.left++;
originalRect.top++;
view->StrokeLine(originalRect.LeftBottom(), originalRect.RightBottom());
originalRect.bottom--;
view->StrokeLine(originalRect.RightTop(), originalRect.RightBottom());
// thumb edge
if (orientation == B_HORIZONTAL) {
rect.InsetBy(0, floorf(rect.Height() / 4));
rect.left = floorf((rect.left + rect.right) / 2);
rect.right = rect.left + 1;
shadowColor = tint_color(base, B_DARKEN_2_TINT);
shadowColor.alpha = 128;
view->SetHighColor(shadowColor);
view->StrokeLine(rect.LeftTop(), rect.LeftBottom());
rgb_color lightColor = tint_color(base, B_LIGHTEN_2_TINT);
lightColor.alpha = 128;
view->SetHighColor(lightColor);
view->StrokeLine(rect.RightTop(), rect.RightBottom());
} else {
rect.InsetBy(floorf(rect.Width() / 4), 0);
rect.top = floorf((rect.top + rect.bottom) / 2);
rect.bottom = rect.top + 1;
shadowColor = tint_color(base, B_DARKEN_2_TINT);
shadowColor.alpha = 128;
view->SetHighColor(shadowColor);
view->StrokeLine(rect.LeftTop(), rect.RightTop());
rgb_color lightColor = tint_color(base, B_LIGHTEN_2_TINT);
lightColor.alpha = 128;
view->SetHighColor(lightColor);
view->StrokeLine(rect.LeftBottom(), rect.RightBottom());
}
view->SetDrawingMode(B_OP_COPY);
}
void
BControlLook::DrawSliderTriangle(BView* view, BRect& rect,
const BRect& updateRect, const rgb_color& base, uint32 flags,
orientation orientation)
{
DrawSliderTriangle(view, rect, updateRect, base, base, flags, orientation);
}
void
BControlLook::DrawSliderTriangle(BView* view, BRect& rect,
const BRect& updateRect, const rgb_color& base, const rgb_color& fill,
uint32 flags, orientation orientation)
{
if (!rect.IsValid() || !rect.Intersects(updateRect))
return;
// figure out frame color
rgb_color frameLightColor;
rgb_color frameShadowColor;
rgb_color shadowColor = (rgb_color){ 0, 0, 0, 60 };
float topTint = 0.49;
float middleTint1 = 0.62;
float middleTint2 = 0.76;
float bottomTint = 0.90;
if ((flags & B_DISABLED) != 0) {
topTint = (topTint + B_NO_TINT) / 2;
middleTint1 = (middleTint1 + B_NO_TINT) / 2;
middleTint2 = (middleTint2 + B_NO_TINT) / 2;
bottomTint = (bottomTint + B_NO_TINT) / 2;
} else if ((flags & B_HOVER) != 0) {
static const float kHoverTintFactor = 0.85;
topTint *= kHoverTintFactor;
middleTint1 *= kHoverTintFactor;
middleTint2 *= kHoverTintFactor;
bottomTint *= kHoverTintFactor;
}
if ((flags & B_FOCUSED) != 0) {
// focused
frameLightColor = ui_color(B_KEYBOARD_NAVIGATION_COLOR);
frameShadowColor = frameLightColor;
} else {
// figure out the tints to be used
float frameLightTint;
float frameShadowTint;
if ((flags & B_DISABLED) != 0) {
frameLightTint = 1.30;
frameShadowTint = 1.35;
shadowColor.alpha = 30;
} else {
frameLightTint = 1.6;
frameShadowTint = 1.65;
}
frameLightColor = tint_color(base, frameLightTint);
frameShadowColor = tint_color(base, frameShadowTint);
}
// make room for the shadow
rect.right--;
rect.bottom--;
uint32 viewFlags = view->Flags();
view->SetFlags(viewFlags | B_SUBPIXEL_PRECISE);
view->SetLineMode(B_ROUND_CAP, B_ROUND_JOIN);
float centerh = (rect.left + rect.right) / 2;
float centerv = (rect.top + rect.bottom) / 2;
BShape shape;
if (orientation == B_HORIZONTAL) {
shape.MoveTo(BPoint(rect.left + 0.5, rect.bottom + 0.5));
shape.LineTo(BPoint(rect.right + 0.5, rect.bottom + 0.5));
shape.LineTo(BPoint(rect.right + 0.5, rect.bottom - 1 + 0.5));
shape.LineTo(BPoint(centerh + 0.5, rect.top + 0.5));
shape.LineTo(BPoint(rect.left + 0.5, rect.bottom - 1 + 0.5));
} else {
shape.MoveTo(BPoint(rect.right + 0.5, rect.top + 0.5));
shape.LineTo(BPoint(rect.right + 0.5, rect.bottom + 0.5));
shape.LineTo(BPoint(rect.right - 1 + 0.5, rect.bottom + 0.5));
shape.LineTo(BPoint(rect.left + 0.5, centerv + 0.5));
shape.LineTo(BPoint(rect.right - 1 + 0.5, rect.top + 0.5));
}
shape.Close();
view->MovePenTo(BPoint(1, 1));
view->SetDrawingMode(B_OP_ALPHA);
view->SetHighColor(shadowColor);
view->StrokeShape(&shape);
view->MovePenTo(B_ORIGIN);
view->SetDrawingMode(B_OP_COPY);
view->SetHighColor(frameLightColor);
view->StrokeShape(&shape);
rect.InsetBy(1, 1);
shape.Clear();
if (orientation == B_HORIZONTAL) {
shape.MoveTo(BPoint(rect.left, rect.bottom + 1));
shape.LineTo(BPoint(rect.right + 1, rect.bottom + 1));
shape.LineTo(BPoint(centerh + 0.5, rect.top));
} else {
shape.MoveTo(BPoint(rect.right + 1, rect.top));
shape.LineTo(BPoint(rect.right + 1, rect.bottom + 1));
shape.LineTo(BPoint(rect.left, centerv + 0.5));
}
shape.Close();
BGradientLinear gradient;
if ((flags & B_DISABLED) != 0) {
_MakeGradient(gradient, rect, fill, topTint, bottomTint);
} else {
_MakeGlossyGradient(gradient, rect, fill, topTint, middleTint1,
middleTint2, bottomTint);
}
view->FillShape(&shape, gradient);
view->SetFlags(viewFlags);
}
void
BControlLook::DrawSliderHashMarks(BView* view, BRect& rect,
const BRect& updateRect, const rgb_color& base, int32 count,
hash_mark_location location, uint32 flags, orientation orientation)
{
if (!rect.IsValid() || !rect.Intersects(updateRect))
return;
rgb_color lightColor;
rgb_color darkColor;
if ((flags & B_DISABLED) != 0) {
lightColor = tint_color(base, 0.9);
darkColor = tint_color(base, 1.07);
} else {
lightColor = tint_color(base, 0.8);
darkColor = tint_color(base, 1.14);
}
int32 hashMarkCount = max_c(count, 2);
// draw at least two hashmarks at min/max if
// fHashMarks != B_HASH_MARKS_NONE
float factor;
float startPos;
if (orientation == B_HORIZONTAL) {
factor = (rect.Width() - 2) / (hashMarkCount - 1);
startPos = rect.left + 1;
} else {
factor = (rect.Height() - 2) / (hashMarkCount - 1);
startPos = rect.top + 1;
}
if (location & B_HASH_MARKS_TOP) {
view->BeginLineArray(hashMarkCount * 2);
if (orientation == B_HORIZONTAL) {
float pos = startPos;
for (int32 i = 0; i < hashMarkCount; i++) {
view->AddLine(BPoint(pos, rect.top),
BPoint(pos, rect.top + 4), darkColor);
view->AddLine(BPoint(pos + 1, rect.top),
BPoint(pos + 1, rect.top + 4), lightColor);
pos += factor;
}
} else {
float pos = startPos;
for (int32 i = 0; i < hashMarkCount; i++) {
view->AddLine(BPoint(rect.left, pos),
BPoint(rect.left + 4, pos), darkColor);
view->AddLine(BPoint(rect.left, pos + 1),
BPoint(rect.left + 4, pos + 1), lightColor);
pos += factor;
}
}
view->EndLineArray();
}
if (location & B_HASH_MARKS_BOTTOM) {
view->BeginLineArray(hashMarkCount * 2);
if (orientation == B_HORIZONTAL) {
float pos = startPos;
for (int32 i = 0; i < hashMarkCount; i++) {
view->AddLine(BPoint(pos, rect.bottom - 4),
BPoint(pos, rect.bottom), darkColor);
view->AddLine(BPoint(pos + 1, rect.bottom - 4),
BPoint(pos + 1, rect.bottom), lightColor);
pos += factor;
}
} else {
float pos = startPos;
for (int32 i = 0; i < hashMarkCount; i++) {
view->AddLine(BPoint(rect.right - 4, pos),
BPoint(rect.right, pos), darkColor);
view->AddLine(BPoint(rect.right - 4, pos + 1),
BPoint(rect.right, pos + 1), lightColor);
pos += factor;
}
}
view->EndLineArray();
}
}
void
BControlLook::DrawActiveTab(BView* view, BRect& rect, const BRect& updateRect,
const rgb_color& base, uint32 flags, uint32 borders)
{
if (!rect.IsValid() || !rect.Intersects(updateRect))
return;
// save the clipping constraints of the view
view->PushState();
// set clipping constraints to updateRect
BRegion clipping(updateRect);
view->ConstrainClippingRegion(&clipping);
rgb_color edgeShadowColor;
rgb_color edgeLightColor;
rgb_color frameShadowColor;
rgb_color frameLightColor;
rgb_color bevelShadowColor;
rgb_color bevelLightColor;
BGradientLinear fillGradient;
fillGradient.SetStart(rect.LeftTop() + BPoint(3, 3));
fillGradient.SetEnd(rect.LeftBottom() + BPoint(3, -3));
if ((flags & B_DISABLED) != 0) {
edgeLightColor = base;
edgeShadowColor = base;
frameLightColor = tint_color(base, 1.25);
frameShadowColor = tint_color(base, 1.30);
bevelLightColor = tint_color(base, 0.8);
bevelShadowColor = tint_color(base, 1.07);
fillGradient.AddColor(tint_color(base, 0.85), 0);
fillGradient.AddColor(base, 255);
} else {
edgeLightColor = tint_color(base, 0.80);
edgeShadowColor = tint_color(base, 1.03);
frameLightColor = tint_color(base, 1.30);
frameShadowColor = tint_color(base, 1.30);
bevelLightColor = tint_color(base, 0.6);
bevelShadowColor = tint_color(base, 1.07);
fillGradient.AddColor(tint_color(base, 0.75), 0);
fillGradient.AddColor(tint_color(base, 1.03), 255);
}
static const float kRoundCornerRadius = 4.0f;
// left top corner dimensions
BRect leftTopCorner(rect);
leftTopCorner.right = floorf(leftTopCorner.left + kRoundCornerRadius);
leftTopCorner.bottom = floorf(rect.top + kRoundCornerRadius);
clipping.Exclude(leftTopCorner);
// draw the left top corner
_DrawRoundCornerLeftTop(view, leftTopCorner, updateRect, base,
edgeShadowColor, frameLightColor, bevelLightColor,
fillGradient);
// right top corner dimensions
BRect rightTopCorner(rect);
rightTopCorner.right = floorf(rect.right);
rightTopCorner.left = floorf(rightTopCorner.right - kRoundCornerRadius);
rightTopCorner.bottom = floorf(rect.top + kRoundCornerRadius);
clipping.Exclude(rightTopCorner);
// draw the right top corner
_DrawRoundCornerRightTop(view, rightTopCorner, updateRect, base,
edgeShadowColor, edgeLightColor, frameLightColor,
frameShadowColor, bevelLightColor, bevelShadowColor,
fillGradient);
// clip out the corners
view->ConstrainClippingRegion(&clipping);
// draw the rest of frame and fill
_DrawFrame(view, rect, edgeShadowColor, edgeShadowColor, edgeLightColor,
edgeLightColor,
borders & (B_LEFT_BORDER | B_TOP_BORDER | B_RIGHT_BORDER));
if ((borders & B_LEFT_BORDER) == 0)
rect.left++;
if ((borders & B_RIGHT_BORDER) == 0)
rect.right--;
_DrawFrame(view, rect, frameLightColor, frameLightColor, frameShadowColor,
frameShadowColor, B_LEFT_BORDER | B_TOP_BORDER | B_RIGHT_BORDER);
_DrawFrame(view, rect, bevelLightColor, bevelLightColor, bevelShadowColor,
bevelShadowColor);
view->FillRect(rect, fillGradient);
// restore the clipping constraints of the view
view->PopState();
}
void
BControlLook::DrawInactiveTab(BView* view, BRect& rect, const BRect& updateRect,
const rgb_color& base, uint32 flags, uint32 borders)
{
if (!rect.IsValid() || !rect.Intersects(updateRect))
return;
rgb_color edgeShadowColor;
rgb_color edgeLightColor;
rgb_color frameShadowColor;
rgb_color frameLightColor;
rgb_color bevelShadowColor;
rgb_color bevelLightColor;
BGradientLinear fillGradient;
fillGradient.SetStart(rect.LeftTop() + BPoint(3, 3));
fillGradient.SetEnd(rect.LeftBottom() + BPoint(3, -3));
if ((flags & B_DISABLED) != 0) {
edgeLightColor = base;
edgeShadowColor = base;
frameLightColor = tint_color(base, 1.25);
frameShadowColor = tint_color(base, 1.30);
bevelLightColor = tint_color(base, 0.8);
bevelShadowColor = tint_color(base, 1.07);
fillGradient.AddColor(tint_color(base, 0.85), 0);
fillGradient.AddColor(base, 255);
} else {
edgeLightColor = tint_color(base, 0.80);
edgeShadowColor = tint_color(base, 1.03);
frameLightColor = tint_color(base, 1.30);
frameShadowColor = tint_color(base, 1.30);
bevelLightColor = tint_color(base, 1.10);
bevelShadowColor = tint_color(base, 1.17);
fillGradient.AddColor(tint_color(base, 1.12), 0);
fillGradient.AddColor(tint_color(base, 1.08), 255);
}
// active tabs stand out at the top, but this is an inactive tab
view->SetHighColor(base);
view->FillRect(BRect(rect.left, rect.top, rect.right, rect.top + 4));
rect.top += 4;
// frame and fill
_DrawFrame(view, rect, edgeShadowColor, edgeShadowColor, edgeLightColor,
edgeLightColor,
borders & (B_LEFT_BORDER | B_TOP_BORDER | B_RIGHT_BORDER));
_DrawFrame(view, rect, frameLightColor, frameLightColor, frameShadowColor,
frameShadowColor,
borders & (B_LEFT_BORDER | B_TOP_BORDER | B_RIGHT_BORDER));
if (rect.IsValid()) {
_DrawFrame(view, rect, bevelShadowColor, bevelShadowColor,
bevelLightColor, bevelLightColor, B_LEFT_BORDER & ~borders);
} else {
if ((B_LEFT_BORDER & ~borders) != 0)
rect.left++;
}
view->FillRect(rect, fillGradient);
}
void
BControlLook::DrawSplitter(BView* view, BRect& rect, const BRect& updateRect,
const rgb_color& base, orientation orientation, uint32 flags,
uint32 borders)
{
if (!rect.IsValid() || !rect.Intersects(updateRect))
return;
rgb_color background;
if ((flags & (B_CLICKED | B_ACTIVATED)) != 0)
background = tint_color(base, B_DARKEN_1_TINT);
else
background = base;
rgb_color light = tint_color(background, 0.6);
rgb_color shadow = tint_color(background, 1.21);
// frame
if (borders != 0 && rect.Width() > 3 && rect.Height() > 3)
DrawRaisedBorder(view, rect, updateRect, background, flags, borders);
// dots and rest of background
if (orientation == B_HORIZONTAL) {
if (rect.Width() > 2) {
// background on left/right
BRegion region(rect);
rect.left = floorf((rect.left + rect.right) / 2.0 - 0.5);
rect.right = rect.left + 1;
region.Exclude(rect);
view->SetHighColor(background);
view->FillRegion(&region);
}
BPoint dot = rect.LeftTop();
BPoint stop = rect.LeftBottom();
int32 num = 1;
while (dot.y <= stop.y) {
rgb_color col1;
rgb_color col2;
switch (num) {
case 1:
col1 = background;
col2 = background;
break;
case 2:
col1 = shadow;
col2 = background;
break;
case 3:
default:
col1 = background;
col2 = light;
num = 0;
break;
}
view->SetHighColor(col1);
view->StrokeLine(dot, dot, B_SOLID_HIGH);
view->SetHighColor(col2);
dot.x++;
view->StrokeLine(dot, dot, B_SOLID_HIGH);
dot.x -= 1.0;
// next pixel
num++;
dot.y++;
}
} else {
if (rect.Height() > 2) {
// background on left/right
BRegion region(rect);
rect.top = floorf((rect.top + rect.bottom) / 2.0 - 0.5);
rect.bottom = rect.top + 1;
region.Exclude(rect);
view->SetHighColor(background);
view->FillRegion(&region);
}
BPoint dot = rect.LeftTop();
BPoint stop = rect.RightTop();
int32 num = 1;
while (dot.x <= stop.x) {
rgb_color col1;
rgb_color col2;
switch (num) {
case 1:
col1 = background;
col2 = background;
break;
case 2:
col1 = shadow;
col2 = background;
break;
case 3:
default:
col1 = background;
col2 = light;
num = 0;
break;
}
view->SetHighColor(col1);
view->StrokeLine(dot, dot, B_SOLID_HIGH);
view->SetHighColor(col2);
dot.y++;
view->StrokeLine(dot, dot, B_SOLID_HIGH);
dot.y -= 1.0;
// next pixel
num++;
dot.x++;
}
}
}
// #pragma mark -
void
BControlLook::DrawBorder(BView* view, BRect& rect, const BRect& updateRect,
const rgb_color& base, border_style border, uint32 flags, uint32 borders)
{
if (border == B_NO_BORDER)
return;
rgb_color scrollbarFrameColor = tint_color(base, B_DARKEN_2_TINT);
if ((flags & B_FOCUSED) != 0)
scrollbarFrameColor = ui_color(B_KEYBOARD_NAVIGATION_COLOR);
if (border == B_FANCY_BORDER)
_DrawOuterResessedFrame(view, rect, base, 1.0, 1.0, flags, borders);
_DrawFrame(view, rect, scrollbarFrameColor, scrollbarFrameColor,
scrollbarFrameColor, scrollbarFrameColor, borders);
}
void
BControlLook::DrawRaisedBorder(BView* view, BRect& rect,
const BRect& updateRect, const rgb_color& base, uint32 flags,
uint32 borders)
{
rgb_color lightColor;
rgb_color shadowColor;
if ((flags & B_DISABLED) != 0) {
lightColor = base;
shadowColor = base;
} else {
lightColor = tint_color(base, 0.85);
shadowColor = tint_color(base, 1.07);
}
_DrawFrame(view, rect, lightColor, lightColor, shadowColor, shadowColor,
borders);
}
void
BControlLook::DrawTextControlBorder(BView* view, BRect& rect,
const BRect& updateRect, const rgb_color& base, uint32 flags,
uint32 borders)
{
if (!rect.Intersects(updateRect))
return;
rgb_color dark1BorderColor;
rgb_color dark2BorderColor;
rgb_color navigationColor = ui_color(B_KEYBOARD_NAVIGATION_COLOR);
if ((flags & B_DISABLED) != 0) {
_DrawOuterResessedFrame(view, rect, base, 0.0, 1.0, flags, borders);
if ((flags & B_BLEND_FRAME) != 0)
dark1BorderColor = (rgb_color){ 0, 0, 0, 40 };
else
dark1BorderColor = tint_color(base, 1.15);
dark2BorderColor = dark1BorderColor;
} else if ((flags & B_CLICKED) != 0) {
dark1BorderColor = tint_color(base, 1.50);
dark2BorderColor = tint_color(base, 1.49);
// BCheckBox uses this to indicate the clicked state...
_DrawFrame(view, rect,
dark1BorderColor, dark1BorderColor,
dark2BorderColor, dark2BorderColor);
dark2BorderColor = dark1BorderColor;
} else {
_DrawOuterResessedFrame(view, rect, base, 0.6, 1.0, flags, borders);
if ((flags & B_BLEND_FRAME) != 0) {
dark1BorderColor = (rgb_color){ 0, 0, 0, 102 };
dark2BorderColor = (rgb_color){ 0, 0, 0, 97 };
} else {
dark1BorderColor = tint_color(base, 1.40);
dark2BorderColor = tint_color(base, 1.38);
}
}
if ((flags & B_DISABLED) == 0 && (flags & B_FOCUSED) != 0) {
dark1BorderColor = navigationColor;
dark2BorderColor = navigationColor;
}
if ((flags & B_BLEND_FRAME) != 0) {
drawing_mode oldMode = view->DrawingMode();
view->SetDrawingMode(B_OP_ALPHA);
_DrawFrame(view, rect,
dark1BorderColor, dark1BorderColor,
dark2BorderColor, dark2BorderColor, borders);
view->SetDrawingMode(oldMode);
} else {
_DrawFrame(view, rect,
dark1BorderColor, dark1BorderColor,
dark2BorderColor, dark2BorderColor, borders);
}
}
void
BControlLook::DrawGroupFrame(BView* view, BRect& rect, const BRect& updateRect,
const rgb_color& base, uint32 borders)
{
rgb_color frameColor = tint_color(base, 1.30);
rgb_color bevelLight = tint_color(base, 0.8);
rgb_color bevelShadow = tint_color(base, 1.03);
_DrawFrame(view, rect, bevelShadow, bevelShadow, bevelLight, bevelLight,
borders);
_DrawFrame(view, rect, frameColor, frameColor, frameColor, frameColor,
borders);
_DrawFrame(view, rect, bevelLight, bevelLight, bevelShadow, bevelShadow,
borders);
}
void
BControlLook::DrawLabel(BView* view, const char* label, BRect rect,
const BRect& updateRect, const rgb_color& base, uint32 flags)
{
DrawLabel(view, label, rect, updateRect, base, flags,
DefaultLabelAlignment());
}
void
BControlLook::DrawLabel(BView* view, const char* label, BRect rect,
const BRect& updateRect, const rgb_color& base, uint32 flags,
const BAlignment& alignment)
{
if (!rect.Intersects(updateRect))
return;
// truncate the label if necessary and get the width and height
BString truncatedLabel(label);
BFont font;
view->GetFont(&font);
float width = rect.Width();
font.TruncateString(&truncatedLabel, B_TRUNCATE_END, width);
width = font.StringWidth(truncatedLabel.String());
font_height fontHeight;
font.GetHeight(&fontHeight);
float height = ceilf(fontHeight.ascent) + ceilf(fontHeight.descent);
// handle alignment
BPoint location;
switch (alignment.horizontal) {
default:
case B_ALIGN_LEFT:
location.x = rect.left;
break;
case B_ALIGN_RIGHT:
location.x = rect.right - width;
break;
case B_ALIGN_CENTER:
location.x = (rect.left + rect.right - width) / 2.0f;
break;
}
switch (alignment.vertical) {
case B_ALIGN_TOP:
location.y = rect.top + ceilf(fontHeight.ascent);
break;
default:
case B_ALIGN_MIDDLE:
location.y = floorf((rect.top + rect.bottom - height) / 2.0f + 0.5f)
+ ceilf(fontHeight.ascent);
break;
case B_ALIGN_BOTTOM:
location.y = rect.bottom - ceilf(fontHeight.descent);
break;
}
DrawLabel(view, truncatedLabel.String(), base, flags, location);
}
void
BControlLook::DrawLabel(BView* view, const char* label, const rgb_color& base,
uint32 flags, const BPoint& where)
{
// setup the text color
// TODO: Should either use the ui_color(B_CONTROL_TEXT_COLOR) here,
// or elliminate that constant alltogether (stippi: +1).
BWindow* window = view->Window();
bool isDesktop = window
&& window->Feel() == kPrivateDesktopWindowFeel
&& window->Look() == kPrivateDesktopWindowLook
&& view->Parent()
&& view->Parent()->Parent() == NULL
&& (flags & B_IGNORE_OUTLINE) == 0;
rgb_color low;
rgb_color color;
rgb_color glowColor;
if (isDesktop)
low = view->Parent()->ViewColor();
else
low = base;
if (low.red + low.green + low.blue > 128 * 3) {
color = tint_color(low, B_DARKEN_MAX_TINT);
glowColor = kWhite;
} else {
color = tint_color(low, B_LIGHTEN_MAX_TINT);
glowColor = kBlack;
}
if ((flags & B_DISABLED) != 0) {
color.red = (uint8)(((int32)low.red + color.red + 1) / 2);
color.green = (uint8)(((int32)low.green + color.green + 1) / 2);
color.blue = (uint8)(((int32)low.blue + color.blue + 1) / 2);
}
drawing_mode oldMode = view->DrawingMode();
if (isDesktop) {
// drawing occurs on the desktop
if (fCachedWorkspace != current_workspace()) {
int8 indice = 0;
int32 mask;
bool tmpOutline;
while (fBackgroundInfo.FindInt32("be:bgndimginfoworkspaces",
indice, &mask) == B_OK
&& fBackgroundInfo.FindBool("be:bgndimginfoerasetext",
indice, &tmpOutline) == B_OK) {
if (((1 << current_workspace()) & mask) != 0) {
fCachedOutline = tmpOutline;
fCachedWorkspace = current_workspace();
break;
}
indice++;
}
}
if (fCachedOutline) {
BFont font;
view->GetFont(&font);
view->SetDrawingMode(B_OP_ALPHA);
view->SetBlendingMode(B_CONSTANT_ALPHA, B_ALPHA_OVERLAY);
// Draw glow or outline
if (glowColor == kWhite) {
font.SetFalseBoldWidth(2.0);
view->SetFont(&font, B_FONT_FALSE_BOLD_WIDTH);
glowColor.alpha = 30;
view->SetHighColor(glowColor);
view->DrawString(label, where);
font.SetFalseBoldWidth(1.0);
view->SetFont(&font, B_FONT_FALSE_BOLD_WIDTH);
glowColor.alpha = 65;
view->SetHighColor(glowColor);
view->DrawString(label, where);
font.SetFalseBoldWidth(0.0);
view->SetFont(&font, B_FONT_FALSE_BOLD_WIDTH);
} else if (glowColor == kBlack) {
font.SetFalseBoldWidth(1.0);
view->SetFont(&font, B_FONT_FALSE_BOLD_WIDTH);
glowColor.alpha = 30;
view->SetHighColor(glowColor);
view->DrawString(label, where);
font.SetFalseBoldWidth(0.0);
view->SetFont(&font, B_FONT_FALSE_BOLD_WIDTH);
glowColor.alpha = 200;
view->SetHighColor(glowColor);
view->DrawString(label, BPoint(where.x + 1, where.y + 1));
}
}
}
view->SetHighColor(color);
view->SetDrawingMode(B_OP_OVER);
view->DrawString(label, where);
view->SetDrawingMode(oldMode);
}
void
BControlLook::SetBackgroundInfo(const BMessage& backgroundInfo)
{
fBackgroundInfo = backgroundInfo;
fCachedWorkspace = -1;
}
// #pragma mark -
void
BControlLook::_DrawButtonFrame(BView* view, BRect& rect,
const BRect& updateRect, float leftTopRadius, float rightTopRadius,
float leftBottomRadius, float rightBottomRadius, const rgb_color& base,
const rgb_color& background, float contrast, float brightness,
uint32 flags, uint32 borders)
{
if (!rect.IsValid() || !rect.Intersects(updateRect))
return;
// save the clipping constraints of the view
view->PushState();
// set clipping constraints to updateRect
BRegion clipping(updateRect);
view->ConstrainClippingRegion(&clipping);
// outer edge colors
rgb_color edgeLightColor;
rgb_color edgeShadowColor;
// default button frame color
// TODO: B_BLEND_FRAME
float defaultIndicatorTint = 1.2;
if ((flags & B_DISABLED) != 0)
defaultIndicatorTint = (B_NO_TINT + defaultIndicatorTint) / 2;
rgb_color defaultIndicatorColor = tint_color(base, defaultIndicatorTint);
rgb_color cornerBgColor;
drawing_mode oldMode = view->DrawingMode();
if ((flags & B_DEFAULT_BUTTON) != 0) {
cornerBgColor = defaultIndicatorColor;
edgeLightColor = _EdgeLightColor(defaultIndicatorColor,
contrast * ((flags & B_DISABLED) != 0 ? 0.3 : 0.8),
brightness * ((flags & B_DISABLED) != 0 ? 1.0 : 0.9), flags);
edgeShadowColor = _EdgeShadowColor(defaultIndicatorColor,
contrast * ((flags & B_DISABLED) != 0 ? 0.3 : 0.8),
brightness * ((flags & B_DISABLED) != 0 ? 1.0 : 0.9), flags);
// draw default button indicator
view->SetHighColor(background);
view->FillRect(rect);
view->SetHighColor(base);
view->StrokeRoundRect(rect, leftTopRadius, leftTopRadius);
rect.InsetBy(1, 1);
view->SetHighColor(defaultIndicatorColor);
view->StrokeRoundRect(rect, leftTopRadius, leftTopRadius);
rect.InsetBy(1, 1);
view->StrokeRoundRect(rect, leftTopRadius, leftTopRadius);
rect.InsetBy(1, 1);
} else {
cornerBgColor = background;
if ((flags & B_BLEND_FRAME) != 0) {
// set the background color to transparent for the case
// that we are on the desktop
cornerBgColor.alpha = 0;
view->SetDrawingMode(B_OP_ALPHA);
}
edgeLightColor = _EdgeLightColor(background,
contrast * ((flags & B_DISABLED) != 0 ? 0.0 : 1.0),
brightness * 1.0, flags);
edgeShadowColor = _EdgeShadowColor(background,
contrast * (flags & B_DISABLED) != 0 ? 0.0 : 1.0,
brightness * 1.0, flags);
}
// frame colors
rgb_color frameLightColor = _FrameLightColor(base, flags);
rgb_color frameShadowColor = _FrameShadowColor(base, flags);
// rounded corners
if ((borders & B_LEFT_BORDER) != 0 && (borders & B_TOP_BORDER) != 0
&& leftTopRadius > 0) {
// draw left top rounded corner
BRect leftTopCorner(floorf(rect.left), floorf(rect.top),
floorf(rect.left + leftTopRadius),
floorf(rect.top + leftTopRadius));
clipping.Exclude(leftTopCorner);
_DrawRoundCornerFrameLeftTop(view, leftTopCorner, updateRect,
cornerBgColor, edgeShadowColor, frameLightColor);
}
if ((borders & B_TOP_BORDER) != 0 && (borders & B_RIGHT_BORDER) != 0
&& rightTopRadius > 0) {
// draw right top rounded corner
BRect rightTopCorner(floorf(rect.right - rightTopRadius),
floorf(rect.top), floorf(rect.right),
floorf(rect.top + rightTopRadius));
clipping.Exclude(rightTopCorner);
_DrawRoundCornerFrameRightTop(view, rightTopCorner, updateRect,
cornerBgColor, edgeShadowColor, edgeLightColor,
frameLightColor, frameShadowColor);
}
if ((borders & B_LEFT_BORDER) != 0 && (borders & B_BOTTOM_BORDER) != 0
&& leftBottomRadius > 0) {
// draw left bottom rounded corner
BRect leftBottomCorner(floorf(rect.left),
floorf(rect.bottom - leftBottomRadius),
floorf(rect.left + leftBottomRadius), floorf(rect.bottom));
clipping.Exclude(leftBottomCorner);
_DrawRoundCornerFrameLeftBottom(view, leftBottomCorner, updateRect,
cornerBgColor, edgeShadowColor, edgeLightColor,
frameLightColor, frameShadowColor);
}
if ((borders & B_RIGHT_BORDER) != 0 && (borders & B_BOTTOM_BORDER) != 0
&& rightBottomRadius > 0) {
// draw right bottom rounded corner
BRect rightBottomCorner(floorf(rect.right - rightBottomRadius),
floorf(rect.bottom - rightBottomRadius), floorf(rect.right),
floorf(rect.bottom));
clipping.Exclude(rightBottomCorner);
_DrawRoundCornerFrameRightBottom(view, rightBottomCorner,
updateRect, cornerBgColor, edgeLightColor, frameShadowColor);
}
// clip out the corners
view->ConstrainClippingRegion(&clipping);
// draw outer edge
if ((flags & B_DEFAULT_BUTTON) != 0) {
_DrawOuterResessedFrame(view, rect, defaultIndicatorColor,
contrast * ((flags & B_DISABLED) != 0 ? 0.3 : 0.8),
brightness * ((flags & B_DISABLED) != 0 ? 1.0 : 0.9),
flags, borders);
} else {
_DrawOuterResessedFrame(view, rect, background,
contrast * ((flags & B_DISABLED) != 0 ? 0.0 : 1.0),
brightness * 1.0, flags, borders);
}
view->SetDrawingMode(oldMode);
// draw frame
if ((flags & B_BLEND_FRAME) != 0) {
drawing_mode oldDrawingMode = view->DrawingMode();
view->SetDrawingMode(B_OP_ALPHA);
_DrawFrame(view, rect, frameLightColor, frameLightColor,
frameShadowColor, frameShadowColor, borders);
view->SetDrawingMode(oldDrawingMode);
} else {
_DrawFrame(view, rect, frameLightColor, frameLightColor,
frameShadowColor, frameShadowColor, borders);
}
// restore the clipping constraints of the view
view->PopState();
}
void
BControlLook::_DrawOuterResessedFrame(BView* view, BRect& rect,
const rgb_color& base, float contrast, float brightness, uint32 flags,
uint32 borders)
{
rgb_color edgeLightColor = _EdgeLightColor(base, contrast,
brightness, flags);
rgb_color edgeShadowColor = _EdgeShadowColor(base, contrast,
brightness, flags);
if ((flags & B_BLEND_FRAME) != 0) {
// assumes the background has already been painted
drawing_mode oldDrawingMode = view->DrawingMode();
view->SetDrawingMode(B_OP_ALPHA);
_DrawFrame(view, rect, edgeShadowColor, edgeShadowColor,
edgeLightColor, edgeLightColor, borders);
view->SetDrawingMode(oldDrawingMode);
} else {
_DrawFrame(view, rect, edgeShadowColor, edgeShadowColor,
edgeLightColor, edgeLightColor, borders);
}
}
void
BControlLook::_DrawFrame(BView* view, BRect& rect, const rgb_color& left,
const rgb_color& top, const rgb_color& right, const rgb_color& bottom,
uint32 borders)
{
view->BeginLineArray(4);
if (borders & B_LEFT_BORDER) {
view->AddLine(
BPoint(rect.left, rect.bottom),
BPoint(rect.left, rect.top), left);
rect.left++;
}
if (borders & B_TOP_BORDER) {
view->AddLine(
BPoint(rect.left, rect.top),
BPoint(rect.right, rect.top), top);
rect.top++;
}
if (borders & B_RIGHT_BORDER) {
view->AddLine(
BPoint(rect.right, rect.top),
BPoint(rect.right, rect.bottom), right);
rect.right--;
}
if (borders & B_BOTTOM_BORDER) {
view->AddLine(
BPoint(rect.left, rect.bottom),
BPoint(rect.right, rect.bottom), bottom);
rect.bottom--;
}
view->EndLineArray();
}
void
BControlLook::_DrawFrame(BView* view, BRect& rect, const rgb_color& left,
const rgb_color& top, const rgb_color& right, const rgb_color& bottom,
const rgb_color& rightTop, const rgb_color& leftBottom, uint32 borders)
{
view->BeginLineArray(6);
if (borders & B_TOP_BORDER) {
if (borders & B_RIGHT_BORDER) {
view->AddLine(
BPoint(rect.left, rect.top),
BPoint(rect.right - 1, rect.top), top);
view->AddLine(
BPoint(rect.right, rect.top),
BPoint(rect.right, rect.top), rightTop);
} else {
view->AddLine(
BPoint(rect.left, rect.top),
BPoint(rect.right, rect.top), top);
}
rect.top++;
}
if (borders & B_LEFT_BORDER) {
view->AddLine(
BPoint(rect.left, rect.top),
BPoint(rect.left, rect.bottom - 1), left);
view->AddLine(
BPoint(rect.left, rect.bottom),
BPoint(rect.left, rect.bottom), leftBottom);
rect.left++;
}
if (borders & B_BOTTOM_BORDER) {
view->AddLine(
BPoint(rect.left, rect.bottom),
BPoint(rect.right, rect.bottom), bottom);
rect.bottom--;
}
if (borders & B_RIGHT_BORDER) {
view->AddLine(
BPoint(rect.right, rect.bottom),
BPoint(rect.right, rect.top), right);
rect.right--;
}
view->EndLineArray();
}
void
BControlLook::_DrawButtonBackground(BView* view, BRect& rect,
const BRect& updateRect, float leftTopRadius, float rightTopRadius,
float leftBottomRadius, float rightBottomRadius, const rgb_color& base,
uint32 flags, uint32 borders, orientation orientation)
{
if (!rect.IsValid() || !rect.Intersects(updateRect))
return;
// save the clipping constraints of the view
view->PushState();
// set clipping constraints to updateRect
BRegion clipping(updateRect);
view->ConstrainClippingRegion(&clipping);
// inner bevel colors
rgb_color bevelLightColor = _BevelLightColor(base, flags);
rgb_color bevelShadowColor = _BevelShadowColor(base, flags);
// button background color
rgb_color buttonBgColor;
if ((flags & B_DISABLED) != 0)
buttonBgColor = tint_color(base, 0.7);
else
buttonBgColor = tint_color(base, B_LIGHTEN_1_TINT);
// surface top gradient
BGradientLinear fillGradient;
_MakeButtonGradient(fillGradient, rect, base, flags, orientation);
// rounded corners
if ((borders & B_LEFT_BORDER) != 0 && (borders & B_TOP_BORDER) != 0
&& leftTopRadius > 0) {
// draw left top rounded corner
BRect leftTopCorner(floorf(rect.left), floorf(rect.top),
floorf(rect.left + leftTopRadius - 2.0),
floorf(rect.top + leftTopRadius - 2.0));
clipping.Exclude(leftTopCorner);
_DrawRoundCornerBackgroundLeftTop(view, leftTopCorner, updateRect,
bevelLightColor, fillGradient);
}
if ((borders & B_TOP_BORDER) != 0 && (borders & B_RIGHT_BORDER) != 0
&& rightTopRadius > 0) {
// draw right top rounded corner
BRect rightTopCorner(floorf(rect.right - rightTopRadius + 2.0),
floorf(rect.top), floorf(rect.right),
floorf(rect.top + rightTopRadius - 2.0));
clipping.Exclude(rightTopCorner);
_DrawRoundCornerBackgroundRightTop(view, rightTopCorner,
updateRect, bevelLightColor, bevelShadowColor, fillGradient);
}
if ((borders & B_LEFT_BORDER) != 0 && (borders & B_BOTTOM_BORDER) != 0
&& leftBottomRadius > 0) {
// draw left bottom rounded corner
BRect leftBottomCorner(floorf(rect.left),
floorf(rect.bottom - leftBottomRadius + 2.0),
floorf(rect.left + leftBottomRadius - 2.0),
floorf(rect.bottom));
clipping.Exclude(leftBottomCorner);
_DrawRoundCornerBackgroundLeftBottom(view, leftBottomCorner,
updateRect, bevelLightColor, bevelShadowColor, fillGradient);
}
if ((borders & B_RIGHT_BORDER) != 0 && (borders & B_BOTTOM_BORDER) != 0
&& rightBottomRadius > 0) {
// draw right bottom rounded corner
BRect rightBottomCorner(floorf(rect.right - rightBottomRadius + 2.0),
floorf(rect.bottom - rightBottomRadius + 2.0), floorf(rect.right),
floorf(rect.bottom));
clipping.Exclude(rightBottomCorner);
_DrawRoundCornerBackgroundRightBottom(view, rightBottomCorner,
updateRect, bevelShadowColor, fillGradient);
}
// clip out the corners
view->ConstrainClippingRegion(&clipping);
// draw inner bevel
if ((flags & B_ACTIVATED) != 0) {
view->BeginLineArray(4);
// shadow along left/top borders
if (borders & B_LEFT_BORDER) {
view->AddLine(BPoint(rect.left, rect.top),
BPoint(rect.left, rect.bottom), bevelLightColor);
rect.left++;
}
if (borders & B_TOP_BORDER) {
view->AddLine(BPoint(rect.left, rect.top),
BPoint(rect.right, rect.top), bevelLightColor);
rect.top++;
}
// softer shadow along left/top borders
if (borders & B_LEFT_BORDER) {
view->AddLine(BPoint(rect.left, rect.top),
BPoint(rect.left, rect.bottom), bevelShadowColor);
rect.left++;
}
if (borders & B_TOP_BORDER) {
view->AddLine(BPoint(rect.left, rect.top),
BPoint(rect.right, rect.top), bevelShadowColor);
rect.top++;
}
view->EndLineArray();
} else {
_DrawFrame(view, rect,
bevelLightColor, bevelLightColor,
bevelShadowColor, bevelShadowColor,
buttonBgColor, buttonBgColor, borders);
}
// fill in the background
view->FillRect(rect, fillGradient);
// restore the clipping constraints of the view
view->PopState();
}
void
BControlLook::_DrawMenuFieldBackgroundOutside(BView* view, BRect& rect,
const BRect& updateRect, float leftTopRadius, float rightTopRadius,
float leftBottomRadius, float rightBottomRadius, const rgb_color& base,
bool popupIndicator, uint32 flags)
{
if (!rect.IsValid() || !rect.Intersects(updateRect))
return;
if (popupIndicator) {
BRect leftRect(rect);
leftRect.right -= 10;
BRect rightRect(rect);
rightRect.left = rightRect.right - 9;
_DrawMenuFieldBackgroundInside(view, leftRect, updateRect,
leftTopRadius, 0.0f, leftBottomRadius, 0.0f, base, flags,
B_LEFT_BORDER | B_TOP_BORDER | B_BOTTOM_BORDER);
_DrawMenuFieldBackgroundInside(view, rightRect, updateRect,
0.0f, rightTopRadius, 0.0f, rightBottomRadius, base, flags,
B_TOP_BORDER | B_RIGHT_BORDER | B_BOTTOM_BORDER);
// popup marker
BPoint center(roundf((rightRect.left + rightRect.right) / 2.0),
roundf((rightRect.top + rightRect.bottom) / 2.0));
BPoint triangle[3];
triangle[0] = center + BPoint(-2.5, -0.5);
triangle[1] = center + BPoint(2.5, -0.5);
triangle[2] = center + BPoint(0.0, 2.0);
uint32 viewFlags = view->Flags();
view->SetFlags(viewFlags | B_SUBPIXEL_PRECISE);
rgb_color markColor;
if ((flags & B_DISABLED) != 0)
markColor = tint_color(base, 1.35);
else
markColor = tint_color(base, 1.65);
view->SetHighColor(markColor);
view->FillTriangle(triangle[0], triangle[1], triangle[2]);
// draw a line on the left of the popup frame
rgb_color bevelShadowColor = _BevelShadowColor(base, flags);
view->SetHighColor(bevelShadowColor);
BPoint leftTopCorner(floorf(rightRect.left - 1.0),
floorf(rightRect.top - 1.0));
BPoint leftBottomCorner(floorf(rightRect.left - 1.0),
floorf(rightRect.bottom + 1.0));
view->StrokeLine(leftTopCorner, leftBottomCorner);
view->SetFlags(viewFlags);
rect = leftRect;
} else {
_DrawMenuFieldBackgroundInside(view, rect, updateRect, leftTopRadius,
rightTopRadius, leftBottomRadius, rightBottomRadius, base, flags);
}
}
void
BControlLook::_DrawMenuFieldBackgroundInside(BView* view, BRect& rect,
const BRect& updateRect, float leftTopRadius, float rightTopRadius,
float leftBottomRadius, float rightBottomRadius, const rgb_color& base,
uint32 flags, uint32 borders)
{
if (!rect.IsValid() || !rect.Intersects(updateRect))
return;
// save the clipping constraints of the view
view->PushState();
// set clipping constraints to updateRect
BRegion clipping(updateRect);
view->ConstrainClippingRegion(&clipping);
// frame colors
rgb_color frameLightColor = _FrameLightColor(base, flags);
rgb_color frameShadowColor = _FrameShadowColor(base, flags);
// indicator background color
rgb_color indicatorBase;
if ((borders & B_LEFT_BORDER) != 0)
indicatorBase = base;
else {
if ((flags & B_DISABLED) != 0)
indicatorBase = tint_color(base, 1.05);
else
indicatorBase = tint_color(base, 1.12);
}
// bevel colors
rgb_color cornerColor = tint_color(indicatorBase, 0.85);
rgb_color bevelColor1 = tint_color(indicatorBase, 0.3);
rgb_color bevelColor2 = tint_color(indicatorBase, 0.5);
rgb_color bevelColor3 = tint_color(indicatorBase, 1.03);
if ((flags & B_DISABLED) != 0) {
cornerColor = tint_color(indicatorBase, 0.8);
bevelColor1 = tint_color(indicatorBase, 0.7);
bevelColor2 = tint_color(indicatorBase, 0.8);
bevelColor3 = tint_color(indicatorBase, 1.01);
} else {
cornerColor = tint_color(indicatorBase, 0.85);
bevelColor1 = tint_color(indicatorBase, 0.3);
bevelColor2 = tint_color(indicatorBase, 0.5);
bevelColor3 = tint_color(indicatorBase, 1.03);
}
// surface top gradient
BGradientLinear fillGradient;
_MakeButtonGradient(fillGradient, rect, indicatorBase, flags);
// rounded corners
if ((borders & B_LEFT_BORDER) != 0 && (borders & B_TOP_BORDER) != 0
&& leftTopRadius > 0) {
// draw left top rounded corner
BRect leftTopCorner(floorf(rect.left), floorf(rect.top),
floorf(rect.left + leftTopRadius - 2.0),
floorf(rect.top + leftTopRadius - 2.0));
clipping.Exclude(leftTopCorner);
BRegion cornerClipping(leftTopCorner);
view->ConstrainClippingRegion(&cornerClipping);
BRect ellipseRect(leftTopCorner);
ellipseRect.InsetBy(-1.0, -1.0);
ellipseRect.right = ellipseRect.left + ellipseRect.Width() * 2;
ellipseRect.bottom = ellipseRect.top + ellipseRect.Height() * 2;
// draw the frame (again)
view->SetHighColor(frameLightColor);
view->FillEllipse(ellipseRect);
// draw the bevel and background
_DrawRoundCornerBackgroundLeftTop(view, leftTopCorner, updateRect,
bevelColor1, fillGradient);
}
if ((borders & B_TOP_BORDER) != 0 && (borders & B_RIGHT_BORDER) != 0
&& rightTopRadius > 0) {
// draw right top rounded corner
BRect rightTopCorner(floorf(rect.right - rightTopRadius + 2.0),
floorf(rect.top), floorf(rect.right),
floorf(rect.top + rightTopRadius - 2.0));
clipping.Exclude(rightTopCorner);
BRegion cornerClipping(rightTopCorner);
view->ConstrainClippingRegion(&cornerClipping);
BRect ellipseRect(rightTopCorner);
ellipseRect.InsetBy(-1.0, -1.0);
ellipseRect.left = ellipseRect.right - ellipseRect.Width() * 2;
ellipseRect.bottom = ellipseRect.top + ellipseRect.Height() * 2;
// draw the frame (again)
if (frameLightColor == frameShadowColor) {
view->SetHighColor(frameLightColor);
view->FillEllipse(ellipseRect);
} else {
BGradientLinear gradient;
gradient.AddColor(frameLightColor, 0);
gradient.AddColor(frameShadowColor, 255);
gradient.SetStart(rightTopCorner.LeftTop());
gradient.SetEnd(rightTopCorner.RightBottom());
view->FillEllipse(ellipseRect, gradient);
}
// draw the bevel and background
_DrawRoundCornerBackgroundRightTop(view, rightTopCorner, updateRect,
bevelColor1, bevelColor3, fillGradient);
}
if ((borders & B_LEFT_BORDER) != 0 && (borders & B_BOTTOM_BORDER) != 0
&& leftBottomRadius > 0) {
// draw left bottom rounded corner
BRect leftBottomCorner(floorf(rect.left),
floorf(rect.bottom - leftBottomRadius + 2.0),
floorf(rect.left + leftBottomRadius - 2.0),
floorf(rect.bottom));
clipping.Exclude(leftBottomCorner);
BRegion cornerClipping(leftBottomCorner);
view->ConstrainClippingRegion(&cornerClipping);
BRect ellipseRect(leftBottomCorner);
ellipseRect.InsetBy(-1.0, -1.0);
ellipseRect.right = ellipseRect.left + ellipseRect.Width() * 2;
ellipseRect.top = ellipseRect.bottom - ellipseRect.Height() * 2;
// draw the frame (again)
if (frameLightColor == frameShadowColor) {
view->SetHighColor(frameLightColor);
view->FillEllipse(ellipseRect);
} else {
BGradientLinear gradient;
gradient.AddColor(frameLightColor, 0);
gradient.AddColor(frameShadowColor, 255);
gradient.SetStart(leftBottomCorner.LeftTop());
gradient.SetEnd(leftBottomCorner.RightBottom());
view->FillEllipse(ellipseRect, gradient);
}
// draw the bevel and background
_DrawRoundCornerBackgroundLeftBottom(view, leftBottomCorner,
updateRect, bevelColor2, bevelColor3, fillGradient);
}
if ((borders & B_RIGHT_BORDER) != 0 && (borders & B_BOTTOM_BORDER) != 0
&& rightBottomRadius > 0) {
// draw right bottom rounded corner
BRect rightBottomCorner(floorf(rect.right - rightBottomRadius + 2.0),
floorf(rect.bottom - rightBottomRadius + 2.0), floorf(rect.right),
floorf(rect.bottom));
clipping.Exclude(rightBottomCorner);
BRegion cornerClipping(rightBottomCorner);
view->ConstrainClippingRegion(&cornerClipping);
BRect ellipseRect(rightBottomCorner);
ellipseRect.InsetBy(-1.0, -1.0);
ellipseRect.left = ellipseRect.right - ellipseRect.Width() * 2;
ellipseRect.top = ellipseRect.bottom - ellipseRect.Height() * 2;
// draw the frame (again)
view->SetHighColor(frameShadowColor);
view->FillEllipse(ellipseRect);
// draw the bevel and background
_DrawRoundCornerBackgroundRightBottom(view, rightBottomCorner,
updateRect, bevelColor3, fillGradient);
}
// clip out the corners
view->ConstrainClippingRegion(&clipping);
// draw the bevel
_DrawFrame(view, rect,
bevelColor2, bevelColor1,
bevelColor3, bevelColor3,
cornerColor, cornerColor,
borders);
// fill in the background
view->FillRect(rect, fillGradient);
// restore the clipping constraints of the view
view->PopState();
}
void
BControlLook::_DrawRoundCornerLeftTop(BView* view, BRect& cornerRect,
const BRect& updateRect, const rgb_color& background,
const rgb_color& edgeColor, const rgb_color& frameColor,
const rgb_color& bevelColor, const BGradientLinear& fillGradient)
{
_DrawRoundCornerFrameLeftTop(view, cornerRect, updateRect,
background, edgeColor, frameColor);
_DrawRoundCornerBackgroundLeftTop(view, cornerRect, updateRect,
bevelColor, fillGradient);
}
void
BControlLook::_DrawRoundCornerFrameLeftTop(BView* view, BRect& cornerRect,
const BRect& updateRect, const rgb_color& background,
const rgb_color& edgeColor, const rgb_color& frameColor)
{
// constrain clipping region to corner
BRegion clipping(cornerRect);
view->ConstrainClippingRegion(&clipping);
// background
view->SetHighColor(background);
view->FillRect(cornerRect);
// outer edge
BRect ellipseRect(cornerRect);
ellipseRect.right = ellipseRect.left + ellipseRect.Width() * 2;
ellipseRect.bottom = ellipseRect.top + ellipseRect.Height() * 2;
view->SetHighColor(edgeColor);
view->FillEllipse(ellipseRect);
// frame
ellipseRect.InsetBy(1, 1);
cornerRect.left++;
cornerRect.top++;
view->SetHighColor(frameColor);
view->FillEllipse(ellipseRect);
// prepare for bevel
cornerRect.left++;
cornerRect.top++;
}
void
BControlLook::_DrawRoundCornerBackgroundLeftTop(BView* view, BRect& cornerRect,
const BRect& updateRect, const rgb_color& bevelColor,
const BGradientLinear& fillGradient)
{
// constrain clipping region to corner
BRegion clipping(cornerRect);
view->ConstrainClippingRegion(&clipping);
BRect ellipseRect(cornerRect);
ellipseRect.right = ellipseRect.left + ellipseRect.Width() * 2;
ellipseRect.bottom = ellipseRect.top + ellipseRect.Height() * 2;
// bevel
view->SetHighColor(bevelColor);
view->FillEllipse(ellipseRect);
// gradient
ellipseRect.InsetBy(1, 1);
view->FillEllipse(ellipseRect, fillGradient);
}
void
BControlLook::_DrawRoundCornerRightTop(BView* view, BRect& cornerRect,
const BRect& updateRect, const rgb_color& background,
const rgb_color& edgeTopColor, const rgb_color& edgeRightColor,
const rgb_color& frameTopColor, const rgb_color& frameRightColor,
const rgb_color& bevelTopColor, const rgb_color& bevelRightColor,
const BGradientLinear& fillGradient)
{
_DrawRoundCornerFrameRightTop(view, cornerRect, updateRect,
background, edgeTopColor, edgeRightColor, frameTopColor,
frameRightColor);
_DrawRoundCornerBackgroundRightTop(view, cornerRect, updateRect,
bevelTopColor, bevelRightColor, fillGradient);
}
void
BControlLook::_DrawRoundCornerFrameRightTop(BView* view, BRect& cornerRect,
const BRect& updateRect, const rgb_color& background,
const rgb_color& edgeTopColor, const rgb_color& edgeRightColor,
const rgb_color& frameTopColor, const rgb_color& frameRightColor)
{
// constrain clipping region to corner
BRegion clipping(cornerRect);
view->ConstrainClippingRegion(&clipping);
// background
view->SetHighColor(background);
view->FillRect(cornerRect);
// outer edge
BRect ellipseRect(cornerRect);
ellipseRect.left = ellipseRect.right - ellipseRect.Width() * 2;
ellipseRect.bottom = ellipseRect.top + ellipseRect.Height() * 2;
BGradientLinear gradient;
gradient.AddColor(edgeTopColor, 0);
gradient.AddColor(edgeRightColor, 255);
gradient.SetStart(cornerRect.LeftTop());
gradient.SetEnd(cornerRect.RightBottom());
view->FillEllipse(ellipseRect, gradient);
// frame
ellipseRect.InsetBy(1, 1);
cornerRect.right--;
cornerRect.top++;
if (frameTopColor == frameRightColor) {
view->SetHighColor(frameTopColor);
view->FillEllipse(ellipseRect);
} else {
gradient.SetColor(0, frameTopColor);
gradient.SetColor(1, frameRightColor);
gradient.SetStart(cornerRect.LeftTop());
gradient.SetEnd(cornerRect.RightBottom());
view->FillEllipse(ellipseRect, gradient);
}
// prepare for bevel
cornerRect.right--;
cornerRect.top++;
}
void
BControlLook::_DrawRoundCornerBackgroundRightTop(BView* view, BRect& cornerRect,
const BRect& updateRect, const rgb_color& bevelTopColor,
const rgb_color& bevelRightColor, const BGradientLinear& fillGradient)
{
// constrain clipping region to corner
BRegion clipping(cornerRect);
view->ConstrainClippingRegion(&clipping);
BRect ellipseRect(cornerRect);
ellipseRect.left = ellipseRect.right - ellipseRect.Width() * 2;
ellipseRect.bottom = ellipseRect.top + ellipseRect.Height() * 2;
// bevel
BGradientLinear gradient;
gradient.AddColor(bevelTopColor, 0);
gradient.AddColor(bevelRightColor, 255);
gradient.SetStart(cornerRect.LeftTop());
gradient.SetEnd(cornerRect.RightBottom());
view->FillEllipse(ellipseRect, gradient);
// gradient
ellipseRect.InsetBy(1, 1);
view->FillEllipse(ellipseRect, fillGradient);
}
void
BControlLook::_DrawRoundCornerLeftBottom(BView* view, BRect& cornerRect,
const BRect& updateRect, const rgb_color& background,
const rgb_color& edgeLeftColor, const rgb_color& edgeBottomColor,
const rgb_color& frameLeftColor, const rgb_color& frameBottomColor,
const rgb_color& bevelLeftColor, const rgb_color& bevelBottomColor,
const BGradientLinear& fillGradient)
{
_DrawRoundCornerFrameLeftBottom(view, cornerRect, updateRect,
background, edgeLeftColor, edgeBottomColor, frameLeftColor,
frameBottomColor);
_DrawRoundCornerBackgroundLeftBottom(view, cornerRect, updateRect,
bevelLeftColor, bevelBottomColor, fillGradient);
}
void
BControlLook::_DrawRoundCornerFrameLeftBottom(BView* view, BRect& cornerRect,
const BRect& updateRect, const rgb_color& background,
const rgb_color& edgeLeftColor, const rgb_color& edgeBottomColor,
const rgb_color& frameLeftColor, const rgb_color& frameBottomColor)
{
// constrain clipping region to corner
BRegion clipping(cornerRect);
view->ConstrainClippingRegion(&clipping);
// background
view->SetHighColor(background);
view->FillRect(cornerRect);
// outer edge
BRect ellipseRect(cornerRect);
ellipseRect.right = ellipseRect.left + ellipseRect.Width() * 2;
ellipseRect.top = ellipseRect.bottom - ellipseRect.Height() * 2;
BGradientLinear gradient;
gradient.AddColor(edgeLeftColor, 0);
gradient.AddColor(edgeBottomColor, 255);
gradient.SetStart(cornerRect.LeftTop());
gradient.SetEnd(cornerRect.RightBottom());
view->FillEllipse(ellipseRect, gradient);
// frame
ellipseRect.InsetBy(1, 1);
cornerRect.left++;
cornerRect.bottom--;
if (frameLeftColor == frameBottomColor) {
view->SetHighColor(frameLeftColor);
view->FillEllipse(ellipseRect);
} else {
gradient.SetColor(0, frameLeftColor);
gradient.SetColor(1, frameBottomColor);
gradient.SetStart(cornerRect.LeftTop());
gradient.SetEnd(cornerRect.RightBottom());
view->FillEllipse(ellipseRect, gradient);
}
// prepare for bevel
cornerRect.left++;
cornerRect.bottom--;
}
void
BControlLook::_DrawRoundCornerBackgroundLeftBottom(BView* view, BRect& cornerRect,
const BRect& updateRect, const rgb_color& bevelLeftColor,
const rgb_color& bevelBottomColor, const BGradientLinear& fillGradient)
{
// constrain clipping region to corner
BRegion clipping(cornerRect);
view->ConstrainClippingRegion(&clipping);
BRect ellipseRect(cornerRect);
ellipseRect.right = ellipseRect.left + ellipseRect.Width() * 2;
ellipseRect.top = ellipseRect.bottom - ellipseRect.Height() * 2;
// bevel
BGradientLinear gradient;
gradient.AddColor(bevelLeftColor, 0);
gradient.AddColor(bevelBottomColor, 255);
gradient.SetStart(cornerRect.LeftTop());
gradient.SetEnd(cornerRect.RightBottom());
view->FillEllipse(ellipseRect, gradient);
// gradient
ellipseRect.InsetBy(1, 1);
view->FillEllipse(ellipseRect, fillGradient);
view->PopState();
}
void
BControlLook::_DrawRoundCornerRightBottom(BView* view, BRect& cornerRect,
const BRect& updateRect, const rgb_color& background,
const rgb_color& edgeColor, const rgb_color& frameColor,
const rgb_color& bevelColor, const BGradientLinear& fillGradient)
{
_DrawRoundCornerFrameRightBottom(view, cornerRect, updateRect,
background, edgeColor, frameColor);
_DrawRoundCornerBackgroundRightBottom(view, cornerRect, updateRect,
bevelColor, fillGradient);
}
void
BControlLook::_DrawRoundCornerFrameRightBottom(BView* view, BRect& cornerRect,
const BRect& updateRect, const rgb_color& background,
const rgb_color& edgeColor, const rgb_color& frameColor)
{
// constrain clipping region to corner
BRegion clipping(cornerRect);
view->ConstrainClippingRegion(&clipping);
// background
view->SetHighColor(background);
view->FillRect(cornerRect);
// outer edge
BRect ellipseRect(cornerRect);
ellipseRect.left = ellipseRect.right - ellipseRect.Width() * 2;
ellipseRect.top = ellipseRect.bottom - ellipseRect.Height() * 2;
view->SetHighColor(edgeColor);
view->FillEllipse(ellipseRect);
// frame
ellipseRect.InsetBy(1, 1);
cornerRect.right--;
cornerRect.bottom++;
view->SetHighColor(frameColor);
view->FillEllipse(ellipseRect);
// prepare for bevel
cornerRect.left++;
cornerRect.bottom--;
}
void
BControlLook::_DrawRoundCornerBackgroundRightBottom(BView* view,
BRect& cornerRect, const BRect& updateRect, const rgb_color& bevelColor,
const BGradientLinear& fillGradient)
{
// constrain clipping region to corner
BRegion clipping(cornerRect);
view->ConstrainClippingRegion(&clipping);
BRect ellipseRect(cornerRect);
ellipseRect.left = ellipseRect.right - ellipseRect.Width() * 2;
ellipseRect.top = ellipseRect.bottom - ellipseRect.Height() * 2;
// bevel
view->SetHighColor(bevelColor);
view->FillEllipse(ellipseRect);
// gradient
ellipseRect.InsetBy(1, 1);
view->FillEllipse(ellipseRect, fillGradient);
}
void
BControlLook::_DrawRoundBarCorner(BView* view, BRect& rect,
const BRect& updateRect,
const rgb_color& edgeLightColor, const rgb_color& edgeShadowColor,
const rgb_color& frameLightColor, const rgb_color& frameShadowColor,
const rgb_color& fillLightColor, const rgb_color& fillShadowColor,
float leftInset, float topInset, float rightInset, float bottomInset,
orientation orientation)
{
if (!rect.IsValid() || !rect.Intersects(updateRect))
return;
BGradientLinear gradient;
gradient.AddColor(edgeShadowColor, 0);
gradient.AddColor(edgeLightColor, 255);
gradient.SetStart(rect.LeftTop());
if (orientation == B_HORIZONTAL)
gradient.SetEnd(rect.LeftBottom());
else
gradient.SetEnd(rect.RightTop());
view->FillEllipse(rect, gradient);
rect.left += leftInset;
rect.top += topInset;
rect.right += rightInset;
rect.bottom += bottomInset;
gradient.MakeEmpty();
gradient.AddColor(frameShadowColor, 0);
gradient.AddColor(frameLightColor, 255);
gradient.SetStart(rect.LeftTop());
if (orientation == B_HORIZONTAL)
gradient.SetEnd(rect.LeftBottom());
else
gradient.SetEnd(rect.RightTop());
view->FillEllipse(rect, gradient);
rect.left += leftInset;
rect.top += topInset;
rect.right += rightInset;
rect.bottom += bottomInset;
gradient.MakeEmpty();
gradient.AddColor(fillShadowColor, 0);
gradient.AddColor(fillLightColor, 255);
gradient.SetStart(rect.LeftTop());
if (orientation == B_HORIZONTAL)
gradient.SetEnd(rect.LeftBottom());
else
gradient.SetEnd(rect.RightTop());
view->FillEllipse(rect, gradient);
}
rgb_color
BControlLook::_EdgeLightColor(const rgb_color& base, float contrast,
float brightness, uint32 flags)
{
rgb_color edgeLightColor;
if ((flags & B_BLEND_FRAME) != 0) {
uint8 alpha = uint8(20 * contrast);
uint8 white = uint8(255 * brightness);
edgeLightColor = (rgb_color){ white, white, white, alpha };
} else {
// colors
float tintLight = kEdgeBevelLightTint;
if (contrast == 0.0)
tintLight = B_NO_TINT;
else if (contrast != 1.0)
tintLight = B_NO_TINT + (tintLight - B_NO_TINT) * contrast;
edgeLightColor = tint_color(base, tintLight);
if (brightness < 1.0) {
edgeLightColor.red = uint8(edgeLightColor.red * brightness);
edgeLightColor.green = uint8(edgeLightColor.green * brightness);
edgeLightColor.blue = uint8(edgeLightColor.blue * brightness);
}
}
return edgeLightColor;
}
rgb_color
BControlLook::_EdgeShadowColor(const rgb_color& base, float contrast,
float brightness, uint32 flags)
{
rgb_color edgeShadowColor;
if ((flags & B_BLEND_FRAME) != 0) {
uint8 alpha = uint8(20 * contrast);
edgeShadowColor = (rgb_color){ 0, 0, 0, alpha };
} else {
float tintShadow = kEdgeBevelShadowTint;
if (contrast == 0.0)
tintShadow = B_NO_TINT;
else if (contrast != 1.0)
tintShadow = B_NO_TINT + (tintShadow - B_NO_TINT) * contrast;
edgeShadowColor = tint_color(base, tintShadow);
if (brightness < 1.0) {
edgeShadowColor.red = uint8(edgeShadowColor.red * brightness);
edgeShadowColor.green = uint8(edgeShadowColor.green * brightness);
edgeShadowColor.blue = uint8(edgeShadowColor.blue * brightness);
}
}
return edgeShadowColor;
}
rgb_color
BControlLook::_FrameLightColor(const rgb_color& base, uint32 flags)
{
if ((flags & B_FOCUSED) != 0)
return ui_color(B_KEYBOARD_NAVIGATION_COLOR);
if ((flags & B_ACTIVATED) != 0)
return _FrameShadowColor(base, flags & ~B_ACTIVATED);
rgb_color frameLightColor;
if ((flags & B_DISABLED) != 0) {
// TODO: B_BLEND_FRAME
frameLightColor = tint_color(base, 1.145);
if ((flags & B_DEFAULT_BUTTON) != 0)
frameLightColor = tint_color(frameLightColor, 1.14);
} else {
if ((flags & B_BLEND_FRAME) != 0)
frameLightColor = (rgb_color){ 0, 0, 0, 75 };
else
frameLightColor = tint_color(base, 1.33);
if ((flags & B_DEFAULT_BUTTON) != 0)
frameLightColor = tint_color(frameLightColor, 1.35);
}
return frameLightColor;
}
rgb_color
BControlLook::_FrameShadowColor(const rgb_color& base, uint32 flags)
{
if ((flags & B_FOCUSED) != 0)
return ui_color(B_KEYBOARD_NAVIGATION_COLOR);
if ((flags & B_ACTIVATED) != 0)
return _FrameLightColor(base, flags & ~B_ACTIVATED);
rgb_color frameShadowColor;
if ((flags & B_DISABLED) != 0) {
// TODO: B_BLEND_FRAME
frameShadowColor = tint_color(base, 1.24);
if ((flags & B_DEFAULT_BUTTON) != 0) {
frameShadowColor = tint_color(base, 1.145);
frameShadowColor = tint_color(frameShadowColor, 1.12);
}
} else {
if ((flags & B_DEFAULT_BUTTON) != 0) {
if ((flags & B_BLEND_FRAME) != 0)
frameShadowColor = (rgb_color){ 0, 0, 0, 75 };
else
frameShadowColor = tint_color(base, 1.33);
frameShadowColor = tint_color(frameShadowColor, 1.5);
} else {
if ((flags & B_BLEND_FRAME) != 0)
frameShadowColor = (rgb_color){ 0, 0, 0, 95 };
else
frameShadowColor = tint_color(base, 1.47);
}
}
return frameShadowColor;
}
rgb_color
BControlLook::_BevelLightColor(const rgb_color& base, uint32 flags)
{
rgb_color bevelLightColor = tint_color(base, 0.2);
if ((flags & B_DISABLED) != 0)
bevelLightColor = tint_color(base, B_LIGHTEN_1_TINT);
if ((flags & B_ACTIVATED) != 0)
bevelLightColor = tint_color(base, B_DARKEN_1_TINT);
return bevelLightColor;
}
rgb_color
BControlLook::_BevelShadowColor(const rgb_color& base, uint32 flags)
{
rgb_color bevelShadowColor = tint_color(base, 1.08);
if ((flags & B_DISABLED) != 0)
bevelShadowColor = base;
if ((flags & B_ACTIVATED) != 0)
bevelShadowColor = tint_color(base, B_DARKEN_1_TINT);
return bevelShadowColor;
}
void
BControlLook::_FillGradient(BView* view, const BRect& rect,
const rgb_color& base, float topTint, float bottomTint,
orientation orientation)
{
BGradientLinear gradient;
_MakeGradient(gradient, rect, base, topTint, bottomTint, orientation);
view->FillRect(rect, gradient);
}
void
BControlLook::_FillGlossyGradient(BView* view, const BRect& rect,
const rgb_color& base, float topTint, float middle1Tint,
float middle2Tint, float bottomTint, orientation orientation)
{
BGradientLinear gradient;
_MakeGlossyGradient(gradient, rect, base, topTint, middle1Tint,
middle2Tint, bottomTint, orientation);
view->FillRect(rect, gradient);
}
void
BControlLook::_MakeGradient(BGradientLinear& gradient, const BRect& rect,
const rgb_color& base, float topTint, float bottomTint,
orientation orientation) const
{
gradient.AddColor(tint_color(base, topTint), 0);
gradient.AddColor(tint_color(base, bottomTint), 255);
gradient.SetStart(rect.LeftTop());
if (orientation == B_HORIZONTAL)
gradient.SetEnd(rect.LeftBottom());
else
gradient.SetEnd(rect.RightTop());
}
void
BControlLook::_MakeGlossyGradient(BGradientLinear& gradient, const BRect& rect,
const rgb_color& base, float topTint, float middle1Tint,
float middle2Tint, float bottomTint,
orientation orientation) const
{
gradient.AddColor(tint_color(base, topTint), 0);
gradient.AddColor(tint_color(base, middle1Tint), 132);
gradient.AddColor(tint_color(base, middle2Tint), 136);
gradient.AddColor(tint_color(base, bottomTint), 255);
gradient.SetStart(rect.LeftTop());
if (orientation == B_HORIZONTAL)
gradient.SetEnd(rect.LeftBottom());
else
gradient.SetEnd(rect.RightTop());
}
void
BControlLook::_MakeButtonGradient(BGradientLinear& gradient, BRect& rect,
const rgb_color& base, uint32 flags, orientation orientation) const
{
float topTint = 0.49;
float middleTint1 = 0.62;
float middleTint2 = 0.76;
float bottomTint = 0.90;
if ((flags & B_ACTIVATED) != 0) {
topTint = 1.11;
bottomTint = 1.08;
}
if ((flags & B_DISABLED) != 0) {
topTint = (topTint + B_NO_TINT) / 2;
middleTint1 = (middleTint1 + B_NO_TINT) / 2;
middleTint2 = (middleTint2 + B_NO_TINT) / 2;
bottomTint = (bottomTint + B_NO_TINT) / 2;
} else if ((flags & B_HOVER) != 0) {
static const float kHoverTintFactor = 0.85;
topTint *= kHoverTintFactor;
middleTint1 *= kHoverTintFactor;
middleTint2 *= kHoverTintFactor;
bottomTint *= kHoverTintFactor;
}
if ((flags & B_ACTIVATED) != 0) {
_MakeGradient(gradient, rect, base, topTint, bottomTint, orientation);
} else {
_MakeGlossyGradient(gradient, rect, base, topTint, middleTint1,
middleTint2, bottomTint, orientation);
}
}
bool
BControlLook::_RadioButtonAndCheckBoxMarkColor(const rgb_color& base,
rgb_color& color, uint32 flags) const
{
if ((flags & (B_ACTIVATED | B_CLICKED)) == 0) {
// no mark to be drawn at all
return false;
}
color = ui_color(B_CONTROL_MARK_COLOR);
float mix = 1.0;
if ((flags & B_DISABLED) != 0) {
// activated, but disabled
mix = 0.4;
} else if ((flags & B_CLICKED) != 0) {
if ((flags & B_ACTIVATED) != 0) {
// loosing activation
mix = 0.7;
} else {
// becoming activated
mix = 0.3;
}
} else {
// simply activated
}
color.red = uint8(color.red * mix + base.red * (1.0 - mix));
color.green = uint8(color.green * mix + base.green * (1.0 - mix));
color.blue = uint8(color.blue * mix + base.blue * (1.0 - mix));
return true;
}
// NOTE: May come from a add-on in the future. Initialized in
// InterfaceDefs.cpp
BControlLook* be_control_look = NULL;
} // namespace BPrivate
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