Add a slider to the settings view to allow adjusting the rendering output size.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@30799 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/add-ons/translators/hvif/HVIFTranslator.cpp

@@ -44,6 +44,11 @@ static translation_format sOutputFormats[] = {
 };
 
 
+static TranSetting sDefaultSettings[] = {
+	{ HVIF_SETTING_RENDER_SIZE, TRAN_SETTING_INT32, 64 }
+};
+
+
 BTranslator *
 make_nth_translator(int32 n, image_id image, uint32 flags, ...)
 {
@@ -58,8 +63,9 @@ HVIFTranslator::HVIFTranslator()
 			HVIF_TRANSLATOR_VERSION, sInputFormats,
 			sizeof(sInputFormats) / sizeof(sInputFormats[0]), sOutputFormats,
 			sizeof(sOutputFormats) / sizeof(sOutputFormats[0]),
-			"HVIFTranslator_Settings", NULL, 0, B_TRANSLATOR_BITMAP,
+			"HVIFTranslator_Settings", sDefaultSettings,
-			HVIF_FORMAT_CODE)
+			sizeof(sDefaultSettings) / sizeof(sDefaultSettings[0]),
+			B_TRANSLATOR_BITMAP, HVIF_FORMAT_CODE)
 {
 }
 
@@ -134,7 +140,12 @@ HVIFTranslator::DerivedTranslate(BPositionIO *inSource,
 		return B_NO_TRANSLATOR;
 	}
 
-	BBitmap rendered(BRect(0, 0, 63, 63), B_BITMAP_NO_SERVER_LINK, B_RGBA32);
+	int32 renderSize = fSettings->SetGetInt32(HVIF_SETTING_RENDER_SIZE);
+	if (renderSize <= 0 || renderSize > 1024)
+		renderSize = 64;
+
+	BBitmap rendered(BRect(0, 0, renderSize - 1, renderSize - 1),
+		B_BITMAP_NO_SERVER_LINK, B_RGBA32);
 	if (BIconUtils::GetVectorIcon(buffer, size, &rendered) != B_OK) {
 		free(buffer);
 		return B_NO_TRANSLATOR;
@@ -158,5 +169,5 @@ BView *
 HVIFTranslator::NewConfigView(TranslatorSettings *settings)
 {
 	return new HVIFView(BRect(0, 0, 250, 150), "HVIFTranslator Settings",
-		B_FOLLOW_ALL, B_WILL_DRAW);
+		B_FOLLOW_ALL, B_WILL_DRAW, settings);
 }

src/add-ons/translators/hvif/HVIFTranslator.h

@@ -11,6 +11,7 @@
 #include "BaseTranslator.h"
 
 #define HVIF_TRANSLATOR_VERSION		B_TRANSLATION_MAKE_VERSION(1, 0, 0)
+#define HVIF_SETTING_RENDER_SIZE	"hvif /renderSize"
 
 class HVIFTranslator : public BaseTranslator {
 public:

src/add-ons/translators/hvif/HVIFView.cpp

@@ -9,14 +9,18 @@
 #include "HVIFView.h"
 #include "HVIFTranslator.h"
 
+#include <String.h>
 #include <StringView.h>
 
 #include <stdio.h>
 
+#define HVIF_SETTING_RENDER_SIZE_CHANGED	'rsch'
+
 
 HVIFView::HVIFView(const BRect &frame, const char *name, uint32 resizeMode,
-	uint32 flags)
+	uint32 flags, TranslatorSettings *settings)
-	:	BView(frame, name, resizeMode, flags)
+	:	BView(frame, name, resizeMode, flags),
+		fSettings(settings)
 {
 	SetViewColor(ui_color(B_PANEL_BACKGROUND_COLOR));
 
@@ -50,4 +54,50 @@ HVIFView::HVIFView(const BRect &frame, const char *name, uint32 resizeMode,
 		B_UTF8_COPYRIGHT"2009 Haiku Inc.");
 	stringView->ResizeToPreferred();
 	AddChild(stringView);
+
+	rect.OffsetBy(0, height + 5);
+	int32 renderSize = fSettings->SetGetInt32(HVIF_SETTING_RENDER_SIZE);
+	BString label = "Render Size: ";
+	label << renderSize;
+	fRenderSize = new BSlider(rect, "renderSize", label.String(), NULL, 1, 32);
+
+	fRenderSize->ResizeToPreferred();
+	fRenderSize->SetValue(renderSize / 8);
+	fRenderSize->SetHashMarks(B_HASH_MARKS_BOTTOM);
+	fRenderSize->SetHashMarkCount(16);
+	fRenderSize->SetModificationMessage(
+		new BMessage(HVIF_SETTING_RENDER_SIZE_CHANGED));
+	AddChild(fRenderSize);
+}
+
+
+void
+HVIFView::AttachedToWindow()
+{
+	fRenderSize->SetTarget(this);
+}
+
+
+void
+HVIFView::MessageReceived(BMessage *message)
+{
+	switch (message->what) {
+		case HVIF_SETTING_RENDER_SIZE_CHANGED:
+		{
+			int32 value = fRenderSize->Value();
+			if (value <= 0 || value > 32)
+				break;
+
+			value *= 8;
+			fSettings->SetGetInt32(HVIF_SETTING_RENDER_SIZE, &value);
+			fSettings->SaveSettings();
+
+			BString newLabel = "Render Size: ";
+			newLabel << value;
+			fRenderSize->SetLabel(newLabel.String());
+			return;
+		}
+	}
+
+	BView::MessageReceived(message);
 }

src/add-ons/translators/hvif/HVIFView.h

@@ -8,12 +8,23 @@
 #ifndef HVIF_VIEW_H
 #define HVIF_VIEW_H
 
+#include "TranslatorSettings.h"
+
+#include <Slider.h>
 #include <View.h>
 
 class HVIFView : public BView {
 public:
 							HVIFView(const BRect &frame, const char *name,
-								uint32 resizeMode, uint32 flags);
+								uint32 resizeMode, uint32 flags,
+								TranslatorSettings *settings);
+
+virtual	void				AttachedToWindow();
+virtual	void				MessageReceived(BMessage *message);
+
+private:
+		BSlider *			fRenderSize;
+		TranslatorSettings *fSettings;
 };
 
 #endif	// HVIF_VIEW_H