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-rw-r--r--src/common/emu_window.h32
1 files changed, 25 insertions, 7 deletions
diff --git a/src/common/emu_window.h b/src/common/emu_window.h
index 1ad4b82a3..b6862030e 100644
--- a/src/common/emu_window.h
+++ b/src/common/emu_window.h
@@ -8,6 +8,7 @@
#include "common/scm_rev.h"
#include "common/string_util.h"
#include "common/key_map.h"
+#include "common/math_util.h"
/**
* Abstraction class used to provide an interface between emulation code and the frontend
@@ -38,6 +39,23 @@ public:
std::pair<unsigned,unsigned> min_client_area_size;
};
+ /// Describes the layout of the window framebuffer (size and top/bottom screen positions)
+ struct FramebufferLayout {
+
+ /**
+ * Factory method for constructing a default FramebufferLayout
+ * @param width Window framebuffer width in pixels
+ * @param height Window framebuffer height in pixels
+ * @return Newly created FramebufferLayout object with default screen regions initialized
+ */
+ static FramebufferLayout DefaultScreenLayout(int width, int height);
+
+ unsigned width;
+ unsigned height;
+ MathUtil::Rectangle<unsigned> top_screen;
+ MathUtil::Rectangle<unsigned> bottom_screen;
+ };
+
/// Swap buffers to display the next frame
virtual void SwapBuffers() = 0;
@@ -75,11 +93,11 @@ public:
}
/**
- * Gets the framebuffer size in pixels.
+ * Gets the framebuffer layout (width, height, and screen regions)
* @note This method is thread-safe
*/
- const std::pair<unsigned,unsigned> GetFramebufferSize() const {
- return framebuffer_size;
+ const FramebufferLayout& GetFramebufferLayout() const {
+ return framebuffer_layout;
}
/**
@@ -118,11 +136,11 @@ protected:
}
/**
- * Update internal framebuffer size with the given parameter.
+ * Update framebuffer layout with the given parameter.
* @note EmuWindow implementations will usually use this in window resize event handlers.
*/
- void NotifyFramebufferSizeChanged(const std::pair<unsigned,unsigned>& size) {
- framebuffer_size = size;
+ void NotifyFramebufferLayoutChanged(const FramebufferLayout& layout) {
+ framebuffer_layout = layout;
}
/**
@@ -143,7 +161,7 @@ private:
// By default, ignore this request and do nothing.
}
- std::pair<unsigned,unsigned> framebuffer_size;
+ FramebufferLayout framebuffer_layout; ///< Current framebuffer layout
unsigned client_area_width; ///< Current client width, should be set by window impl.
unsigned client_area_height; ///< Current client height, should be set by window impl.