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authorKlaus Schmidinger <vdr@tvdr.de>2015-04-12 10:37:36 +0200
committerKlaus Schmidinger <vdr@tvdr.de>2015-04-12 10:37:36 +0200
commite6592e620190aecc24fe4f2ac2c701d41bd009f0 (patch)
tree2be120c39ce3b4e7609f22100b503f92c8fa0c8b
parent38ee88e5ee4c412cbd1f71dde672acdcd6f35d06 (diff)
downloadvdr-e6592e620190aecc24fe4f2ac2c701d41bd009f0.tar.gz
vdr-e6592e620190aecc24fe4f2ac2c701d41bd009f0.tar.bz2
Added a demo case for storing images
-rw-r--r--PLUGINS/src/osddemo/HISTORY1
-rw-r--r--PLUGINS/src/osddemo/osddemo.c52
2 files changed, 52 insertions, 1 deletions
diff --git a/PLUGINS/src/osddemo/HISTORY b/PLUGINS/src/osddemo/HISTORY
index ebb9ffcb..099ca758 100644
--- a/PLUGINS/src/osddemo/HISTORY
+++ b/PLUGINS/src/osddemo/HISTORY
@@ -78,3 +78,4 @@ VDR Plugin 'osddemo' Revision History
- Now using cOsd::MaxPixmapSize().
- Fixed a vertical black line in the "TiledPixmaps" area on the rpihddevice OSD with
1280x800 pixel (thanks to Thomas Reufer).
+- Added a demo case for storing images (thanks to Thomas Reufer).
diff --git a/PLUGINS/src/osddemo/osddemo.c b/PLUGINS/src/osddemo/osddemo.c
index 2d69f442..89fd6954 100644
--- a/PLUGINS/src/osddemo/osddemo.c
+++ b/PLUGINS/src/osddemo/osddemo.c
@@ -3,7 +3,7 @@
*
* See the README file for copyright information and how to reach the author.
*
- * $Id: osddemo.c 4.2 2015/03/08 16:42:01 kls Exp $
+ * $Id: osddemo.c 4.3 2015/04/12 09:35:21 kls Exp $
*/
#include <vdr/osd.h>
@@ -90,6 +90,52 @@ void DrawSlopes(cOsd *Osd)
Osd->Flush();
}
+// --- DrawImages ------------------------------------------------------------
+
+struct tOsdImageRef {
+ int image;
+ cSize size;
+ };
+
+#define NUMOSDIMAGES 16
+#define NUMOSDIMAGEVARIANTS 8
+
+void DrawImages(cOsd *Osd)
+{
+ // Create images:
+ cImage *images[NUMOSDIMAGEVARIANTS];
+ for (int i = 0; i < NUMOSDIMAGEVARIANTS; i++) {
+ images[i] = new cImage(cSize(
+ i == 0 || i == 1 ? Osd->MaxPixmapSize().Width() + 1 : rand() % Osd->Width(),
+ i == 0 || i == 2 ? Osd->MaxPixmapSize().Height() + 1 : rand() % Osd->Height()));
+ for (int x = 0; x < images[i]->Width(); x++) {
+ for (int y = 0; y < images[i]->Height(); y++) {
+ images[i]->SetPixel(cPoint(x, y),
+ (!x || !y || x == images[i]->Width() - 1 || y == images[i]->Height() - 1) ? clrWhite :
+ (x > images[i]->Width() / 2 ?
+ (y > images[i]->Height() / 2 ? clrBlue : clrGreen) :
+ (y > images[i]->Height() / 2 ? clrRed : clrYellow)));
+ }
+ }
+ }
+ // Store images:
+ tOsdImageRef osdImages[NUMOSDIMAGES];
+ for (int i = 0; i < NUMOSDIMAGES; i++) {
+ osdImages[i].image = cOsdProvider::StoreImage(*images[i % NUMOSDIMAGEVARIANTS]);
+ osdImages[i].size.Set(images[i % NUMOSDIMAGEVARIANTS]->Size());
+ }
+ // Delete images:
+ for (int i = 0; i < NUMOSDIMAGEVARIANTS; i++)
+ delete images[i];
+ // Draw images:
+ for (int i = 0; i < NUMOSDIMAGES; i++)
+ Osd->DrawImage(cPoint(rand() % (Osd->Width() + osdImages[i].size.Width()), rand() % (Osd->Height() + osdImages[i].size.Height())).Shifted(-osdImages[i].size.Width(), -osdImages[i].size.Height()), osdImages[i].image);
+ // Drop image references:
+ for (int i = 0; i < NUMOSDIMAGES; i++)
+ cOsdProvider::DropImage(osdImages[i].image);
+ Osd->Flush();
+}
+
// --- cLineGame -------------------------------------------------------------
class cLineGame : public cOsdObject {
@@ -540,6 +586,10 @@ eOSState cTrueColorDemo::ProcessKey(eKeys Key)
SetArea();
DrawSlopes(osd);
break;
+ case k3: Cancel(3);
+ SetArea();
+ DrawImages(osd);
+ break;
case kBack:
case kOk: return osEnd;
default: return state;