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50 lines
1.3 KiB
50 lines
1.3 KiB
//======================================================================== |
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// |
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// SplashScreen.h |
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// |
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//======================================================================== |
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#ifndef SPLASHSCREEN_H |
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#define SPLASHSCREEN_H |
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#include <aconf.h> |
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#ifdef USE_GCC_PRAGMAS |
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#pragma interface |
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#endif |
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#include "SplashTypes.h" |
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//------------------------------------------------------------------------ |
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// SplashScreen |
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//------------------------------------------------------------------------ |
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class SplashScreen { |
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public: |
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SplashScreen(int sizeA); |
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SplashScreen(SplashScreen *screen); |
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~SplashScreen(); |
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SplashScreen *copy() { return new SplashScreen(this); } |
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// Return the computed pixel value (0=black, 1=white) for the gray |
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// level <value> at (<x>, <y>). |
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int test(int x, int y, SplashCoord value); |
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// Returns true if value is above the white threshold or below the |
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// black threshold, i.e., if the corresponding halftone will be |
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// solid white or black. |
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GBool isStatic(SplashCoord value); |
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private: |
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SplashCoord *mat; // threshold matrix |
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int size; // size of the threshold matrix |
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SplashCoord minVal; // any pixel value below minVal generates |
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// solid black |
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SplashCoord maxVal; // any pixel value above maxVal generates |
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// solid white |
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}; |
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#endif
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