1 files changed, 226 insertions, 0 deletions
diff --git a/gui/progressbar.cpp b/gui/progressbar.cpp
new file mode 100644
index 000000000..fc2a4976c
--- /dev/null
+++ b/gui/progressbar.cpp
@@ -0,0 +1,226 @@
+// progressbar.cpp - GUIProgressBar 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"
+
+GUIProgressBar::GUIProgressBar(xml_node<>* node) : GUIObject(node)
+{
+	xml_attribute<>* attr;
+	xml_node<>* child;
+
+	mEmptyBar = NULL;
+	mFullBar = NULL;
+	mLastPos = 0;
+	mSlide = 0.0;
+	mSlideInc = 0.0;
+
+	if (!node)
+	{
+		LOGERR("GUIProgressBar created without XML node\n");
+		return;
+	}
+
+	child = FindNode(node, "resource");
+	if (child)
+	{
+		mEmptyBar = LoadAttrImage(child, "empty");
+		mFullBar = LoadAttrImage(child, "full");
+	}
+
+	// Load the placement
+	LoadPlacement(FindNode(node, "placement"), &mRenderX, &mRenderY);
+
+	// Load the data
+	child = FindNode(node, "data");
+	if (child)
+	{
+		mMinValVar = LoadAttrString(child, "min");
+		mMaxValVar = LoadAttrString(child, "max");
+		mCurValVar = LoadAttrString(child, "name");
+	}
+
+	mRenderW = mEmptyBar->GetWidth();
+	mRenderH = mEmptyBar->GetHeight();
+}
+
+int GUIProgressBar::Render(void)
+{
+	if(!isConditionTrue())
+		return 0;
+
+	// This handles making sure timing updates occur
+	Update();
+	return RenderInternal();
+}
+
+int GUIProgressBar::RenderInternal(void)
+{
+	if (!mEmptyBar || !mEmptyBar->GetResource())
+		return -1;
+
+	if (!mFullBar || !mFullBar->GetResource())
+		return -1;
+
+	gr_blit(mEmptyBar->GetResource(), 0, 0, mRenderW, mRenderH, mRenderX, mRenderY);
+	gr_blit(mFullBar->GetResource(), 0, 0, mLastPos, mRenderH, mRenderX, mRenderY);
+	return 0;
+}
+
+int GUIProgressBar::Update(void)
+{
+	if(!isConditionTrue())
+		return 0;
+
+	std::string str;
+	int min, max, cur, pos;
+
+	if (mMinValVar.empty())
+		min = 0;
+	else
+	{
+		str.clear();
+		if (atoi(mMinValVar.c_str()) != 0)
+			str = mMinValVar;
+		else
+			DataManager::GetValue(mMinValVar, str);
+		min = atoi(str.c_str());
+	}
+
+	if (mMaxValVar.empty())
+		max = 100;
+	else
+	{
+		str.clear();
+		if (atoi(mMaxValVar.c_str()) != 0)
+			str = mMaxValVar;
+		else
+			DataManager::GetValue(mMaxValVar, str);
+		max = atoi(str.c_str());
+	}
+
+	str.clear();
+	DataManager::GetValue(mCurValVar, str);
+	cur = atoi(str.c_str());
+
+	// Do slide, if needed
+	if (mSlideFrames)
+	{
+		mSlide += mSlideInc;
+		mSlideFrames--;
+		if (cur != (int) mSlide)
+		{
+			cur = (int) mSlide;
+			DataManager::SetValue(mCurValVar, cur);
+		}
+	}
+
+	// Normalize to 0
+	max -= min;
+	cur -= min;
+	min = 0;
+
+	if (cur < min)
+		cur = min;
+	if (cur > max)
+		cur = max;
+
+	if (max == 0)
+		pos = 0;
+	else
+		pos = (cur * mRenderW) / max;
+
+	if (pos == mLastPos)
+		return 0;
+
+	mLastPos = pos;
+
+	if (RenderInternal() != 0)
+		return -1;
+	return 2;
+}
+
+int GUIProgressBar::NotifyVarChange(const std::string& varName, const std::string& value)
+{
+	GUIObject::NotifyVarChange(varName, value);
+
+	if(!isConditionTrue())
+		return 0;
+
+	static int nextPush = 0;
+
+	if (varName.empty())
+	{
+		nextPush = 0;
+		mLastPos = 0;
+		mSlide = 0.0;
+		mSlideInc = 0.0;
+		return 0;
+	}
+
+	if (varName == "ui_progress_portion" || varName == "ui_progress_frames")
+	{
+		std::string str;
+		int cur;
+
+		if (mSlideFrames)
+		{
+			mSlide += (mSlideInc * mSlideFrames);
+			cur = (int) mSlide;
+			DataManager::SetValue(mCurValVar, cur);
+			mSlideFrames = 0;
+		}
+
+		if (nextPush)
+		{
+			mSlide += nextPush;
+			cur = (int) mSlide;
+			DataManager::SetValue(mCurValVar, cur);
+			nextPush = 0;
+		}
+
+		if (varName == "ui_progress_portion")   mSlide = atof(value.c_str());
+		else
+		{
+			mSlideFrames = atol(value.c_str());
+			if (mSlideFrames == 0)
+			{
+				// We're just holding this progress until the next push
+				nextPush = mSlide;
+			}
+		}
+
+		if (mSlide > 0 && mSlideFrames > 0)
+		{
+			// Get the current position
+			str.clear();
+			DataManager::GetValue(mCurValVar, str);
+			cur = atoi(str.c_str());
+
+			mSlideInc = (float) mSlide / (float) mSlideFrames;
+			mSlide = cur;
+		}
+	}
+	return 0;
+}