From 7ce445025e10bf4eb0c4066907e588039c09f1ad Mon Sep 17 00:00:00 2001
From: louis <louis.braun@gmx.de>
Date: Wed, 3 Dec 2014 18:12:37 +0100
Subject: drawing ellipses antialiased with Cairo

---
 libcore/imagecache.c | 42 ++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 40 insertions(+), 2 deletions(-)

(limited to 'libcore/imagecache.c')

diff --git a/libcore/imagecache.c b/libcore/imagecache.c
index cfaf255..4d68722 100644
--- a/libcore/imagecache.c
+++ b/libcore/imagecache.c
@@ -3,9 +3,10 @@
 #include <map>
 #include <fstream>
 #include <sys/stat.h>
-#include "imagecache.h"
+#include "imagecreator.h"
 #include "../config.h"
 #include "helpers.h"
+#include "imagecache.h"
 
 
 cMutex cImageCache::mutex;
@@ -300,6 +301,37 @@ cImage *cImageCache::GetSkinpart(string name, int width, int height) {
     return NULL;    
 }
 
+void cImageCache::CacheEllipse(int id, int width, int height, tColor color, int quadrant) {
+    esyslog("skindesigner: caching ellipse %d, w %d, h %d, color %x, quadrant %d", id, width, height, color, quadrant);
+    GetEllipse(id, width, height, color, quadrant);
+}
+
+cImage *cImageCache::GetEllipse(int id, int width, int height, tColor color, int quadrant) {
+    if (width < 1 || width > 1920 || height < 1 || height > 1080)
+        return NULL;
+    cMutexLock MutexLock(&mutex);
+    map<int, cImage*>::iterator hit = cairoImageCache.find(id);
+    if (hit != cairoImageCache.end()) {
+        return (cImage*)hit->second;
+    } else {
+        cImageCreator ic;
+        if (!ic.InitCairoImage(width, height))
+            return NULL;
+        ic.DrawEllipse(color, quadrant);
+        cImage *ellipse = ic.GetImage();
+        cairoImageCache.insert(pair<int, cImage*>(id, ellipse));
+        hit = cairoImageCache.find(id);
+        if (hit != cairoImageCache.end()) {
+            return (cImage*)hit->second;
+        }
+    }
+    return NULL;
+}
+
+/****************************************************************************************
+* PRIVATE FUNCTIONS
+****************************************************************************************/
+
 bool cImageCache::LoadIcon(eImageType type, string name) {
     cString subdir("");
     if (type == itMenuIcon)
@@ -361,11 +393,17 @@ void cImageCache::Clear(void) {
     }
     channelLogoCache.clear();
 
-    for(map<std::string, cImage*>::const_iterator it = skinPartsCache.begin(); it != skinPartsCache.end(); it++) {
+    for(map<string, cImage*>::const_iterator it = skinPartsCache.begin(); it != skinPartsCache.end(); it++) {
         cImage *img = (cImage*)it->second;
         delete img;
     }
     skinPartsCache.clear();
+
+    for(map<int, cImage*>::const_iterator it = cairoImageCache.begin(); it != cairoImageCache.end(); it++) {
+        cImage *img = (cImage*)it->second;
+        delete img;
+    }
+    cairoImageCache.clear();
 }
 
 void cImageCache::Debug(bool full) {
-- 
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