diff options
Diffstat (limited to 'common')
| -rw-r--r-- | common/system.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/common/system.h b/common/system.h index 6d185d3075..64e4b927b3 100644 --- a/common/system.h +++ b/common/system.h @@ -1086,6 +1086,33 @@ public: virtual void displayMessageOnOSD(const char *msg) = 0; /** + * Blit a bitmap to the 'on screen display'. + * + * If the current pixel format has one byte per pixel, the graphics data + * uses 8 bits per pixel, using the palette specified via setPalette. + * If more than one byte per pixel is in use, the graphics data uses the + * pixel format returned by getScreenFormat. + * + * @param buf the buffer containing the graphics data source + * @param pitch the pitch of the buffer (number of bytes in a scanline) + * @param x the x coordinate of the destination rectangle + * @param y the y coordinate of the destination rectangle + * @param w the width of the destination rectangle + * @param h the height of the destination rectangle + * + * @note The specified destination rectangle must be completly contained + * in the visible screen space, and must be non-empty. If not, a + * backend may or may not perform clipping, trigger an assert or + * silently corrupt memory. + * + * @see updateScreen + * @see getScreenFormat + * @see copyRectToScreen + */ + + virtual void copyRectToOSD(const void *buf, int pitch, int x, int y, int w, int h) = 0; + + /** * Return the SaveFileManager, used to store and load savestates * and other modifiable persistent game data. For more information, * refer to the SaveFileManager documentation. |