From 51a0e82eb29a6dfc79f93479883383fbdbf8bcc2 Mon Sep 17 00:00:00 2001
From: Dees_Troy <dees_troy@teamw.in>
Date: Wed, 5 Sep 2012 15:24:24 -0400
Subject: TWRP-ify AOSP code

Pull in most TWRP sources
Stub out partition management code
Make it compile -- probably will not boot
Kind of a mess but have to start somewhere
---
 gui/text.cpp | 212 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 212 insertions(+)
 create mode 100644 gui/text.cpp

(limited to 'gui/text.cpp')

diff --git a/gui/text.cpp b/gui/text.cpp
new file mode 100644
index 000000000..90482fef3
--- /dev/null
+++ b/gui/text.cpp
@@ -0,0 +1,212 @@
+// text.cpp - GUIText 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"
+
+GUIText::GUIText(xml_node<>* node)
+    : Conditional(node)
+{
+    xml_attribute<>* attr;
+    xml_node<>* child;
+
+    mFont = NULL;
+    mIsStatic = 1;
+    mVarChanged = 0;
+    mFontHeight = 0;
+	maxWidth = 0;
+	charSkip = 0;
+
+    if (!node)      return;
+
+    // Initialize color to solid black
+    memset(&mColor, 0, sizeof(COLOR));
+    mColor.alpha = 255;
+
+    attr = node->first_attribute("color");
+    if (attr)
+    {
+        std::string color = attr->value();
+        ConvertStrToColor(color, &mColor);
+    }
+
+    // Load the font, and possibly override the color
+    child = node->first_node("font");
+    if (child)
+    {
+        attr = child->first_attribute("resource");
+        if (attr)
+            mFont = PageManager::FindResource(attr->value());
+
+        attr = child->first_attribute("color");
+        if (attr)
+        {
+            std::string color = attr->value();
+            ConvertStrToColor(color, &mColor);
+        }
+    }
+
+    // Load the placement
+    LoadPlacement(node->first_node("placement"), &mRenderX, &mRenderY, &mRenderW, &mRenderH, &mPlacement);
+
+    child = node->first_node("text");
+    if (child)  mText = child->value();
+
+    // Simple way to check for static state
+    mLastValue = parseText();
+    if (mLastValue != mText)   mIsStatic = 0;
+
+    gr_getFontDetails(mFont ? mFont->GetResource() : NULL, (unsigned*) &mFontHeight, NULL);
+    return;
+}
+
+int GUIText::Render(void)
+{
+    if (!isConditionTrue())     return 0;
+
+    void* fontResource = NULL;
+	string displayValue;
+
+    if (mFont)  fontResource = mFont->GetResource();
+
+    mLastValue = parseText();
+	displayValue = mLastValue;
+
+	if (charSkip)
+		displayValue.erase(0, charSkip);
+
+    mVarChanged = 0;
+
+    int x = mRenderX, y = mRenderY;
+    int width = gr_measureEx(displayValue.c_str(), fontResource);
+
+    if (mPlacement != TOP_LEFT && mPlacement != BOTTOM_LEFT)
+    {
+        if (mPlacement == CENTER || mPlacement == CENTER_X_ONLY)
+            x -= (width / 2);
+        else
+            x -= width;
+    }
+    if (mPlacement != TOP_LEFT && mPlacement != TOP_RIGHT)
+    {
+        if (mPlacement == CENTER)
+            y -= (mFontHeight / 2);
+        else if (mPlacement == BOTTOM_LEFT || mPlacement == BOTTOM_RIGHT)
+            y -= mFontHeight;
+    }
+
+    gr_color(mColor.red, mColor.green, mColor.blue, mColor.alpha);
+
+	if (maxWidth)
+		gr_textExW(x, y, displayValue.c_str(), fontResource, maxWidth + x);
+	else
+		gr_textEx(x, y, displayValue.c_str(), fontResource);
+    return 0;
+}
+
+int GUIText::Update(void)
+{
+    if (!isConditionTrue())     return 0;
+
+    static int updateCounter = 3;
+
+    // This hack just makes sure we update at least once a minute for things like clock and battery
+    if (updateCounter)  updateCounter--;
+    else
+    {
+        mVarChanged = 1;
+        updateCounter = 3;
+    }
+
+    if (mIsStatic || !mVarChanged)      return 0;
+
+    std::string newValue = parseText();
+    if (mLastValue == newValue)         return 0;
+    return 2;
+}
+
+int GUIText::GetCurrentBounds(int& w, int& h)
+{
+    void* fontResource = NULL;
+
+    if (mFont)  fontResource = mFont->GetResource();
+
+    h = mFontHeight;
+    w = gr_measureEx(mLastValue.c_str(), fontResource);
+    return 0;
+}
+
+std::string GUIText::parseText(void)
+{
+    static int counter = 0;
+    std::string str = mText;
+    size_t pos = 0;
+    size_t next = 0, end = 0;
+
+    while (1)
+    {
+        next = str.find('%', pos);
+        if (next == std::string::npos)      return str;
+        end = str.find('%', next + 1);
+        if (end == std::string::npos)       return str;
+
+        // We have a block of data
+        std::string var = str.substr(next + 1, (end - next) - 1);
+        str.erase(next, (end - next) + 1);
+
+        if (next + 1 == end)
+        {
+            str.insert(next, 1, '%');
+        }
+        else
+        {
+            std::string value;
+            if (DataManager::GetValue(var, value) == 0)
+                str.insert(next, value);
+        }
+
+        pos = next + 1;
+    }
+}
+
+int GUIText::NotifyVarChange(std::string varName, std::string value)
+{
+    mVarChanged = 1;
+    return 0;
+}
+
+int GUIText::SetMaxWidth(unsigned width)
+{
+	maxWidth = width;
+	mVarChanged = 1;
+	return 0;
+}
+
+int GUIText::SkipCharCount(unsigned skip)
+{
+	charSkip = skip;
+	mVarChanged = 1;
+	return 0;
+}
-- 
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