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framebuffer: add infrastructure to center icons vertically

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add an additional height parameter to paintIcon() that allows to
center the icons vertically between y and y+h
defaults to 0 == unchanged behaviour

git-svn-id: file:///home/bas/coolstream_public_svn/THIRDPARTY/applications/neutrino-experimental@92 e54a6e83-5905-42d5-8d5c-058d10e6a962
This commit is contained in:
seife
2009-12-20 13:36:18 +00:00
parent 0a4760a8bb
commit e2f4d73d78
6 changed files with 28 additions and 12 deletions
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7
src/driver/framebuffer.h
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@@ -167,8 +167,11 @@ class CFrameBuffer
void setIconBasePath(const std::string & iconPath);
bool paintIcon (const char * const filename, const int x, const int y, const unsigned char offset = 1);
bool paintIcon (const std::string & filename, const int x, const int y, const unsigned char offset = 1);
/* h is the height of the target "window", if != 0 the icon gets centered in that window */
bool paintIcon (const char * const filename, const int x, const int y,
const int h = 0, const unsigned char offset = 1);
bool paintIcon (const std::string & filename, const int x, const int y,
const int h = 0, const unsigned char offset = 1);
bool paintIcon8(const std::string & filename, const int x, const int y, const unsigned char offset = 0);
void loadPal (const std::string & filename, const unsigned char offset = 0, const unsigned char endidx = 255);