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-rw-r--r--gui/animation.cpp129
1 files changed, 129 insertions, 0 deletions
diff --git a/gui/animation.cpp b/gui/animation.cpp
new file mode 100644
index 000000000..888b4ab08
--- /dev/null
+++ b/gui/animation.cpp
@@ -0,0 +1,129 @@
+// animation.cpp - GUIAnimation object
+
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <fcntl.h>
+#include <sys/reboot.h>
+#include <sys/stat.h>
+#include <sys/time.h>
+#include <sys/mman.h>
+#include <sys/types.h>
+#include <sys/ioctl.h>
+#include <time.h>
+#include <unistd.h>
+#include <stdlib.h>
+
+#include <string>
+
+extern "C" {
+#include "../twcommon.h"
+#include "../minuitwrp/minui.h"
+}
+
+#include "rapidxml.hpp"
+#include "objects.hpp"
+
+
+GUIAnimation::GUIAnimation(xml_node<>* node) : GUIObject(node)
+{
+ xml_node<>* child;
+
+ mAnimation = NULL;
+ mFrame = 1;
+ mFPS = 1;
+ mLoop = -1;
+ mRender = 1;
+ mUpdateCount = 0;
+
+ if (!node) return;
+
+ mAnimation = LoadAttrAnimation(FindNode(node, "resource"), "name");
+
+ // Load the placement
+ LoadPlacement(FindNode(node, "placement"), &mRenderX, &mRenderY, NULL, NULL, &mPlacement);
+
+ child = FindNode(node, "speed");
+ if (child)
+ {
+ mFPS = LoadAttrInt(child, "fps", mFPS);
+ mRender = LoadAttrInt(child, "render", mRender);
+ }
+ if (mFPS > 30) mFPS = 30;
+
+ child = FindNode(node, "loop");
+ if (child)
+ {
+ xml_attribute<>* attr = child->first_attribute("frame");
+ if (attr)
+ mLoop = atoi(attr->value()) - 1;
+ mFrame = LoadAttrInt(child, "start", mFrame);
+ }
+
+ // Fetch the render sizes
+ if (mAnimation && mAnimation->GetResource())
+ {
+ mRenderW = mAnimation->GetWidth();
+ mRenderH = mAnimation->GetHeight();
+
+ // Adjust for placement
+ if (mPlacement != TOP_LEFT && mPlacement != BOTTOM_LEFT)
+ {
+ if (mPlacement == CENTER)
+ mRenderX -= (mRenderW / 2);
+ else
+ mRenderX -= mRenderW;
+ }
+ if (mPlacement != TOP_LEFT && mPlacement != TOP_RIGHT)
+ {
+ if (mPlacement == CENTER)
+ mRenderY -= (mRenderH / 2);
+ else
+ mRenderY -= mRenderH;
+ }
+ SetPlacement(TOP_LEFT);
+ }
+}
+
+int GUIAnimation::Render(void)
+{
+ if(!isConditionTrue())
+ return 0;
+
+ if (!mAnimation || !mAnimation->GetResource(mFrame)) return -1;
+
+ gr_blit(mAnimation->GetResource(mFrame), 0, 0, mRenderW, mRenderH, mRenderX, mRenderY);
+ return 0;
+}
+
+int GUIAnimation::Update(void)
+{
+ if(!isConditionTrue())
+ return 0;
+
+ if (!mAnimation) return -1;
+
+ // Handle the "end-of-animation" state
+ if (mLoop == -2) return 0;
+
+ // Determine if we need the next frame yet...
+ if (++mUpdateCount > 30 / mFPS)
+ {
+ mUpdateCount = 0;
+ if (++mFrame >= mAnimation->GetResourceCount())
+ {
+ if (mLoop < 0)
+ {
+ mFrame = mAnimation->GetResourceCount() - 1;
+ mLoop = -2;
+ }
+ else
+ mFrame = mLoop;
+ }
+ if (mRender == 2) return 2;
+ return (Render() == 0 ? 1 : -1);
+ }
+ return 0;
+}
+