115 lines
4.1 KiB
C++
115 lines
4.1 KiB
C++
/* Copyright (C) 2024 Giovanni Cascione <ing.cascione@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef BACKENDS_LIBRETRO_GRAPHICS_SURFACE_H
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#define BACKENDS_LIBRETRO_GRAPHICS_SURFACE_H
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#include "common/system.h"
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#include "graphics/palette.h"
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#include "graphics/managed_surface.h"
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#include "backends/graphics/windowed.h"
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class LibretroGraphics : public WindowedGraphicsManager {
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public:
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Graphics::ManagedSurface _screen;
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Graphics::Surface _gameScreen;
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Graphics::Surface _overlay;
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Graphics::Surface _cursor;
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Graphics::Palette _cursorPalette;
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Graphics::Palette _gamePalette;
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private:
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bool _cursorDontScale;
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bool _cursorPaletteEnabled;
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bool _screenUpdatePending;
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int _cursorHotspotX;
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int _cursorHotspotY;
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int _cursorKeyColor;
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int _screenChangeID;
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int _cursorHotspotXScaled;
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int _cursorHotspotYScaled;
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float _cursorWidthScaled;
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float _cursorHeightScaled;
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public:
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LibretroGraphics();
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~LibretroGraphics();
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Common::List<Graphics::PixelFormat> getSupportedFormats() const override;
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const OSystem::GraphicsMode *getSupportedGraphicsModes(void) const override;
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void initSize(uint width, uint height, const Graphics::PixelFormat *format) override;
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int16 getHeight(void) const override;
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int16 getWidth(void) const override;
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Graphics::PixelFormat getScreenFormat(void) const override;
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void copyRectToScreen(const void *buf, int pitch, int x, int y, int w, int h) override;
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void updateScreen(void) override;
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void clearOverlay(void) override;
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void grabOverlay(Graphics::Surface &surface) const override;
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void copyRectToOverlay(const void *buf, int pitch, int x, int y, int w, int h) override;
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int16 getOverlayHeight(void) const override;
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int16 getOverlayWidth(void) const override;
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Graphics::PixelFormat getOverlayFormat() const override;
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const Graphics::ManagedSurface *getScreen(void);
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void warpMouse(int x, int y) override;
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void setMouseCursor(const void *buf, uint w, uint h, int hotspotX, int hotspotY, uint32 keycolor = 255, bool dontScale = false, const Graphics::PixelFormat *format = NULL, const byte *mask = nullptr) override;
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void setCursorPalette(const byte *colors, uint start, uint num) override;
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bool isOverlayInGUI(void);
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bool hasFeature(OSystem::Feature f) const override;
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void setFeatureState(OSystem::Feature f, bool enable) override;
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bool getFeatureState(OSystem::Feature f) const override;
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int getDefaultGraphicsMode() const override {
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return 0;
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}
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bool setGraphicsMode(int mode, uint flags = OSystem::kGfxModeNoFlags) override {
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return true;
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}
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int getGraphicsMode() const override {
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return 0;
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}
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Graphics::Surface *lockScreen() override {
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return &_gameScreen;
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}
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void unlockScreen() override {}
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int getScreenChangeID() const override;
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void beginGFXTransaction() override {}
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OSystem::TransactionError endGFXTransaction() override;
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void fillScreen(uint32 col) override {}
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void fillScreen(const Common::Rect &r, uint32 col) override {}
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void setFocusRectangle(const Common::Rect &rect) override {}
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void clearFocusRectangle() override {}
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void realUpdateScreen(void);
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bool gameNeedsAspectRatioCorrection() const override {
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return false;
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}
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void handleResizeImpl(const int width, const int height) override;
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void setSystemMousePosition(const int x, const int y) override {}
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void setMousePosition(int x, int y);
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void displayMessageOnOSD(const Common::U32String &msg) override;
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protected:
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void setPalette(const byte *colors, uint start, uint num) override;
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void grabPalette(byte *colors, uint start, uint num) const override;
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private:
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void overrideCursorScaling();
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};
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#endif //BACKENDS_LIBRETRO_GRAPHICS_SURFACE_H
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