Added click event for imguiImage().

examples/common/imgui/imgui.cpp

@@ -1547,8 +1547,9 @@ struct Imgui
 		return selected;
 	}
 
-	void image(bgfx::TextureHandle _image, float _lod, int32_t _width, int32_t _height, ImguiAlign::Enum _align, bool _originBottomLeft)
+	bool image(bgfx::TextureHandle _image, float _lod, int32_t _width, int32_t _height, ImguiAlign::Enum _align, bool _originBottomLeft)
 	{
+		const uint32_t id = getId();
 		Area& area = getCurrentArea();
 
 		int32_t xx;
@@ -1576,6 +1577,10 @@ struct Imgui
 		const int32_t yy = area.m_widgetY;
 		area.m_widgetY += _height + DEFAULT_SPACING;
 
+		const bool enabled = isEnabled(m_areaId);
+		const bool over = enabled && inRect(xx, yy, _width, _height);
+		const bool res = buttonLogic(id, over);
+
 		screenQuad(xx, yy, _width, _height, _originBottomLeft);
 		bgfx::setUniform(u_imageLod, &_lod);
 		bgfx::setTexture(0, s_texColor, bgfx::isValid(_image) ? _image : m_missingTexture);
@@ -1583,20 +1588,23 @@ struct Imgui
 		bgfx::setProgram(m_imageProgram);
 		setCurrentScissor();
 		bgfx::submit(m_view);
+
+		return res;
 	}
 
-	void image(bgfx::TextureHandle _image, float _lod, float _width, float _aspect, ImguiAlign::Enum _align, bool _originBottomLeft)
+	bool image(bgfx::TextureHandle _image, float _lod, float _width, float _aspect, ImguiAlign::Enum _align, bool _originBottomLeft)
 	{
 		const float width = _width*float(getCurrentArea().m_widgetW);
 		const float height = width/_aspect;
 
-		image(_image, _lod, int32_t(width), int32_t(height), _align, _originBottomLeft);
+		return image(_image, _lod, int32_t(width), int32_t(height), _align, _originBottomLeft);
 	}
 
-	void imageChannel(bgfx::TextureHandle _image, uint8_t _channel, float _lod, int32_t _width, int32_t _height, ImguiAlign::Enum _align)
+	bool imageChannel(bgfx::TextureHandle _image, uint8_t _channel, float _lod, int32_t _width, int32_t _height, ImguiAlign::Enum _align)
 	{
 		BX_CHECK(_channel < 4, "Channel param must be from 0 to 3!");
 
+		const uint32_t id = getId();
 		Area& area = getCurrentArea();
 
 		int32_t xx;
@@ -1624,6 +1632,10 @@ struct Imgui
 		const int32_t yy = area.m_widgetY;
 		area.m_widgetY += _height + DEFAULT_SPACING;
 
+		const bool enabled = isEnabled(m_areaId);
+		const bool over = enabled && inRect(xx, yy, _width, _height);
+		const bool res = buttonLogic(id, over);
+
 		screenQuad(xx, yy, _width, _height);
 		bgfx::setUniform(u_imageLod, &_lod);
 
@@ -1636,14 +1648,16 @@ struct Imgui
 		bgfx::setProgram(m_imageSwizzProgram);
 		setCurrentScissor();
 		bgfx::submit(m_view);
+
+		return res;
 	}
 
-	void imageChannel(bgfx::TextureHandle _image, uint8_t _channel, float _lod, float _width, float _aspect, ImguiAlign::Enum _align)
+	bool imageChannel(bgfx::TextureHandle _image, uint8_t _channel, float _lod, float _width, float _aspect, ImguiAlign::Enum _align)
 	{
 		const float width = _width*float(getCurrentArea().m_widgetW);
 		const float height = width/_aspect;
 
-		imageChannel(_image, _channel, _lod, int32_t(width), int32_t(height), _align);
+		return imageChannel(_image, _channel, _lod, int32_t(width), int32_t(height), _align);
 	}
 
 	bool cubeMap(bgfx::TextureHandle _cubemap, float _lod, bool _cross, ImguiAlign::Enum _align)
@@ -3288,24 +3302,24 @@ void imguiColorWheel(const char* _text, float _rgb[3], bool& _activated, bool _e
 	}
 }
 
-void imguiImage(bgfx::TextureHandle _image, float _lod, int32_t _width, int32_t _height, ImguiAlign::Enum _align, bool _originBottomLeft)
+bool imguiImage(bgfx::TextureHandle _image, float _lod, int32_t _width, int32_t _height, ImguiAlign::Enum _align, bool _originBottomLeft)
 {
-	s_imgui.image(_image, _lod, _width, _height, _align, _originBottomLeft);
+	return s_imgui.image(_image, _lod, _width, _height, _align, _originBottomLeft);
 }
 
-void imguiImage(bgfx::TextureHandle _image, float _lod, float _width, float _aspect, ImguiAlign::Enum _align, bool _originBottomLeft)
+bool imguiImage(bgfx::TextureHandle _image, float _lod, float _width, float _aspect, ImguiAlign::Enum _align, bool _originBottomLeft)
 {
-	s_imgui.image(_image, _lod, _width, _aspect, _align, _originBottomLeft);
+	return s_imgui.image(_image, _lod, _width, _aspect, _align, _originBottomLeft);
 }
 
-void imguiImageChannel(bgfx::TextureHandle _image, uint8_t _channel, float _lod, int32_t _width, int32_t _height, ImguiAlign::Enum _align)
+bool imguiImageChannel(bgfx::TextureHandle _image, uint8_t _channel, float _lod, int32_t _width, int32_t _height, ImguiAlign::Enum _align)
 {
-	s_imgui.imageChannel(_image, _channel, _lod, _width, _height, _align);
+	return s_imgui.imageChannel(_image, _channel, _lod, _width, _height, _align);
 }
 
-void imguiImageChannel(bgfx::TextureHandle _image, uint8_t _channel, float _lod, float _width, float _aspect, ImguiAlign::Enum _align)
+bool imguiImageChannel(bgfx::TextureHandle _image, uint8_t _channel, float _lod, float _width, float _aspect, ImguiAlign::Enum _align)
 {
-	s_imgui.imageChannel(_image, _channel, _lod, _width, _aspect, _align);
+	return s_imgui.imageChannel(_image, _channel, _lod, _width, _aspect, _align);
 }
 
 bool imguiCube(bgfx::TextureHandle _cubemap, float _lod, bool _cross, ImguiAlign::Enum _align)

examples/common/imgui/imgui.h

@@ -174,10 +174,10 @@ uint32_t imguiChooseUseMacroInstead(uint32_t _selected, ...);
 void imguiColorWheel(float _rgb[3], bool _respectIndentation = false, bool _enabled = true);
 void imguiColorWheel(const char* _str, float _rgb[3], bool& _activated, bool _enabled = true);
 
-void imguiImage(bgfx::TextureHandle _image, float _lod, int32_t _width, int32_t _height, ImguiAlign::Enum _align = ImguiAlign::LeftIndented, bool _originBottomLeft = false);
-void imguiImage(bgfx::TextureHandle _image, float _lod, float _scale, float _aspect, ImguiAlign::Enum _align = ImguiAlign::LeftIndented, bool _originBottomLeft = false);
-void imguiImageChannel(bgfx::TextureHandle _image, uint8_t _channel, float _lod, int32_t _width, int32_t _height, ImguiAlign::Enum _align = ImguiAlign::LeftIndented);
-void imguiImageChannel(bgfx::TextureHandle _image, uint8_t _channel, float _lod, float _scale, float _aspect, ImguiAlign::Enum _align = ImguiAlign::LeftIndented);
+bool imguiImage(bgfx::TextureHandle _image, float _lod, int32_t _width, int32_t _height, ImguiAlign::Enum _align = ImguiAlign::LeftIndented, bool _originBottomLeft = false);
+bool imguiImage(bgfx::TextureHandle _image, float _lod, float _scale, float _aspect, ImguiAlign::Enum _align = ImguiAlign::LeftIndented, bool _originBottomLeft = false);
+bool imguiImageChannel(bgfx::TextureHandle _image, uint8_t _channel, float _lod, int32_t _width, int32_t _height, ImguiAlign::Enum _align = ImguiAlign::LeftIndented);
+bool imguiImageChannel(bgfx::TextureHandle _image, uint8_t _channel, float _lod, float _scale, float _aspect, ImguiAlign::Enum _align = ImguiAlign::LeftIndented);
 bool imguiCube(bgfx::TextureHandle _cubemap, float _lod = 0.0f, bool _cross = true, ImguiAlign::Enum _align = ImguiAlign::LeftIndented);
 
 float imguiGetTextLength(const char* _text, ImguiFontHandle _handle);