- #129:

 - revert horizontal/vertical, was too confusing, it acts now like any
   application (ie. gimp/ps) instead of talking about h/v axis
 - optimize both
 - add simple example

2 files changed, 88 insertions, 3 deletions

diff --git a/examples/CMakeLists.txt b/examples/CMakeLists.txt
index 368046f..0388d4c 100644
--- a/examples/CMakeLists.txt
+++ b/examples/CMakeLists.txt
@@ -3,10 +3,19 @@ include_directories (BEFORE ${GD_SOURCE_DIR}/src "${CMAKE_BINARY_DIR}")
 
 
 SET(TESTS_FILES
-  tgaread
+  tiffread
+  resize
+  copyrotated
+  ellipseaa
+  ellipse
+  arc
+  ellipsearc
+  flip
   crop
-	nnquant
-	gif
+  ellfullaa
+  tgaread
+  nnquant
+  gif
 )
 
 if (WIN32)
diff --git a/examples/flip.c b/examples/flip.c
new file mode 100644
index 0000000..99f2188
--- /dev/null
+++ b/examples/flip.c
@@ -0,0 +1,76 @@
+/* $Id$ */
+#include "gd.h"
+#include <stdio.h>
+#include <stdlib.h>
+gdImagePtr loadImage(const char *name)
+{
+	FILE *fp;
+	gdImagePtr im;
+
+	fp = fopen(name, "rb");
+	if (!fp) {
+		fprintf(stderr, "Can't open jpeg file\n");
+		gdImageDestroy(im);
+		return NULL;
+	}
+
+	im = gdImageCreateFromJpeg(fp);
+	fclose(fp);
+	return im;
+}
+
+int savePngImage(gdImagePtr im, const char *name)
+{
+	FILE *fp;
+	fp = fopen(name, "wb");
+	if (!fp) {
+		fprintf(stderr, "Can't save png image fromtiff.png\n");
+		return 0;
+	}
+	gdImagePng(im, fp);
+	fclose(fp);
+	return 1;
+}
+
+int main(int argc, char **arg)
+{
+ 	gdImagePtr im;
+ 	int returncode = 0;
+
+	if (argc < 2) {
+		fprintf(stderr, "Usage: flip [filename.png]\n");
+		return 1;
+	}
+
+	im = loadImage(arg[1]);
+	if (!im) goto error;
+	gdImageFlipHorizontal(im);
+	if (!savePngImage(im, "flip_horizontal.png")) {
+		goto error;
+	}
+	gdImageDestroy(im);
+
+	im = loadImage(arg[1]);
+	if (!im) goto error;
+	gdImageFlipVertical(im);
+	if (!savePngImage(im, "flip_vertical.png")) {
+		goto error;
+	}
+	gdImageDestroy(im);
+
+	im = loadImage(arg[1]);
+	if (!im) goto error;
+	gdImageFlipBoth(im);
+	if (!savePngImage(im, "flip_both.png")) {
+		goto error;
+	}
+	gdImageDestroy(im);
+
+	goto done;
+
+error:
+	returncode = 1;
+
+done:
+	return returncode;
+}