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authorDees_Troy <dees_troy@teamw.in>2012-09-05 21:24:24 +0200
committerDees_Troy <dees_troy@teamw.in>2012-09-05 21:24:31 +0200
commit51a0e82eb29a6dfc79f93479883383fbdbf8bcc2 (patch)
tree52fc18206eb0feba9f50dc3b0ede9fdc5e40f35e /gui/text.cpp
parentInitial stub of partitions.hpp (diff)
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Diffstat (limited to 'gui/text.cpp')
-rw-r--r--gui/text.cpp212
1 files changed, 212 insertions, 0 deletions
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;
+}