i_visible );
}
+void SetTextAlpha( FILE *p_cmd, FILE *p_res, int i_overlay, int i_alpha ) {
+ CheckedCommand( p_cmd, p_res, "SetTextAlpha %d %d\n", i_overlay, i_alpha );
+}
+
+void SetTextColor( FILE *p_cmd, FILE *p_res, int i_overlay, int i_red,
+ int i_green, int i_blue ) {
+ CheckedCommand( p_cmd, p_res, "SetTextColor %d %d %d %d\n", i_overlay,
+ i_red, i_green, i_blue );
+}
+
+void SetTextSize( FILE *p_cmd, FILE *p_res, int i_overlay, int i_size ) {
+ CheckedCommand( p_cmd, p_res, "SetTextSize %d %d\n", i_overlay, i_size );
+}
+
+int GetTextSize( FILE *p_cmd, FILE *p_res, int i_overlay ) {
+ int i_size;
+
+ CheckedCommand( p_cmd, p_res, "GetTextSize %d\n", i_overlay );
+ fscanf( p_res, "%d", &i_size );
+
+ return i_size;
+}
+
/*****************************************************************************
* Test Routines
*****************************************************************************/
sleep( 5 );
}
+void TextTest( FILE *p_cmd, FILE *p_res, int i_overlay ) {
+ printf( "Sweeping (text) alpha..." );
+ for( int i_alpha = 0xFF; i_alpha >= -0xFF ; i_alpha -= 8 ) {
+ SetTextAlpha( p_cmd, p_res, i_overlay, abs( i_alpha ) );
+ usleep( 20000 );
+ }
+ SetTextAlpha( p_cmd, p_res, i_overlay, 255 );
+ printf( " done\n" );
+
+ printf( "Sweeping colors..." );
+ for( int i_red = 0xFF; i_red >= 0x00 ; i_red -= 8 ) {
+ SetTextColor( p_cmd, p_res, i_overlay, i_red, 0xFF, 0xFF );
+ usleep( 20000 );
+ }
+ for( int i_green = 0xFF; i_green >= 0x00 ; i_green -= 8 ) {
+ SetTextColor( p_cmd, p_res, i_overlay, 0x00, i_green, 0xFF );
+ usleep( 20000 );
+ }
+ for( int i_blue = 0xFF; i_blue >= 0x00 ; i_blue -= 8 ) {
+ SetTextColor( p_cmd, p_res, i_overlay, 0x00, 0x00, i_blue );
+ usleep( 20000 );
+ }
+ SetTextColor( p_cmd, p_res, i_overlay, 0x00, 0x00, 0x00 );
+ printf( " done\n" );
+
+ printf( "Getting size..." );
+ int i_basesize = GetTextSize( p_cmd, p_res, i_overlay );
+ printf( " done. Size is %d\n", i_basesize );
+
+ printf( "Sweeping size..." );
+ for( float f_theta = 0; f_theta <= M_PI ; f_theta += M_PI / 128.0 ) {
+ SetTextSize( p_cmd, p_res, i_overlay,
+ i_basesize * ( 1 + 3 * sin( f_theta ) ) );
+ usleep( 20000 );
+ }
+ SetTextSize( p_cmd, p_res, i_overlay, i_basesize );
+ printf( " done\n" );
+
+ sleep( 5 );
+}
+
/*****************************************************************************
* main
*****************************************************************************/
BasicTest( p_cmd, p_res, i_overlay_image );
BasicTest( p_cmd, p_res, i_overlay_text );
+ TextTest( p_cmd, p_res, i_overlay_text );
DeleteImage( p_cmd, p_res, i_overlay_image );
DeleteImage( p_cmd, p_res, i_overlay_text );