1 files changed, 137 insertions, 0 deletions
diff --git a/gui/animation.cpp b/gui/animation.cpp
new file mode 100644
index 000000000..3021f467b
--- /dev/null
+++ b/gui/animation.cpp
@@ -0,0 +1,137 @@
+// 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 "../common.h"
+#include "../minuitwrp/minui.h"
+#include "../recovery_ui.h"
+}
+
+#include "rapidxml.hpp"
+#include "objects.hpp"
+
+
+GUIAnimation::GUIAnimation(xml_node<>* node)
+{
+    xml_node<>* child;
+    xml_attribute<>* attr;
+
+    mAnimation = NULL;
+    mFrame = 1;
+    mFPS = 1;
+    mLoop = -1;
+    mRender = 1;
+    mUpdateCount = 0;
+
+    if (!node)  return;
+
+    child = node->first_node("resource");
+    if (child)
+    {
+        attr = child->first_attribute("name");
+        if (attr)
+            mAnimation = (AnimationResource*) PageManager::FindResource(attr->value());
+    }
+
+    // Load the placement
+    LoadPlacement(node->first_node("placement"), &mRenderX, &mRenderY, NULL, NULL, &mPlacement);
+
+    child = node->first_node("speed");
+    if (child)
+    {
+        attr = child->first_attribute("fps");
+        if (attr)
+            mFPS = atoi(attr->value());
+        attr = child->first_attribute("render");
+        if (attr)
+            mRender = atoi(attr->value());
+    }
+    if (mFPS > 30)  mFPS = 30;
+
+    child = node->first_node("loop");
+    if (child)
+    {
+        attr = child->first_attribute("frame");
+        if (attr)
+            mLoop = atoi(attr->value()) - 1;
+        attr = child->first_attribute("start");
+        if (attr)
+            mFrame = atoi(attr->value());
+    }
+
+    // Fetch the render sizes
+    if (mAnimation && mAnimation->GetResource())
+    {
+        mRenderW = gr_get_width(mAnimation->GetResource());
+        mRenderH = gr_get_height(mAnimation->GetResource());
+
+        // 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 (!mAnimation || !mAnimation->GetResource(mFrame))      return -1;
+
+    gr_blit(mAnimation->GetResource(mFrame), 0, 0, mRenderW, mRenderH, mRenderX, mRenderY);
+    return 0;
+}
+
+int GUIAnimation::Update(void)
+{
+    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;
+}
+