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/*
Copyright 2017 TeamWin
This file is part of TWRP/TeamWin Recovery Project.
TWRP is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
TWRP is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with TWRP. If not, see <http://www.gnu.org/licenses/>.
*/
// 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;
}
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