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Diffstat (limited to 'demos/modules/gdisp_text/main.c')
| -rw-r--r-- | demos/modules/gdisp_text/main.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/demos/modules/gdisp_text/main.c b/demos/modules/gdisp_text/main.c new file mode 100644 index 00000000..907e84be --- /dev/null +++ b/demos/modules/gdisp_text/main.c @@ -0,0 +1,71 @@ +/*
+ ChibiOS/GFX - Copyright (C) 2012
+ Joel Bodenmann aka Tectu <joel@unormal.org>
+
+ This file is part of ChibiOS/GFX.
+
+ ChibiOS/GFX is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ ChibiOS/GFX is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "ch.h"
+#include "hal.h"
+#include "gfx.h"
+
+int main(void) {
+ coord_t width, height;
+ font_t font1, font2, font3, font4;
+ const char *msg;
+
+ halInit();
+ chSysInit();
+
+ /* Initialize and clear the display */
+ gdispInit();
+ gdispClear(Black);
+
+ // Get the screen size
+ width = gdispGetWidth();
+ height = gdispGetHeight();
+
+ // Get the fonts we want to use
+ font1 = gdispOpenFont("UI2");
+ font2 = gdispOpenFont("UI2 Double");
+ font3 = gdispOpenFont("UI2 Narrow");
+ font4 = gdispOpenFont("LargeNumbers");
+
+ // Display large numbers on the right (measuring the string)
+ msg = "123456";
+ gdispDrawString(width-gdispGetStringWidth(msg, font4)-3, 3, msg, font4, Green);
+ // Display the font name under it.
+ msg = gdispGetFontName(font4);
+ gdispDrawString(width-gdispGetStringWidth(msg, font1)-3, 20, msg, font1, Green);
+
+ // Demonstrate our other fonts
+ gdispDrawString(10, 10, "Writing with Font 'UI2'", font1, Yellow);
+ gdispFillString(10, 35, "Writing with Font 'UI2 Double'", font2, Red, White);
+ gdispDrawStringBox(0, 50, width, 40, "Writing with Font 'UI2 Narrow'", font3, Red, justifyCenter);
+ gdispFillStringBox(0, 90, width, 40, "Filled Centered", font3, Pink, Gray, justifyCenter);
+
+ // Clean up the fonts
+ gdispCloseFont(font1);
+ gdispCloseFont(font2);
+ gdispCloseFont(font3);
+ gdispCloseFont(font4);
+
+ // Wait forever
+ while(TRUE) {
+ chThdSleepMilliseconds(500);
+ }
+}
+
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