tibia-client/src/framework/ui/uiwidgettext.cpp

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/*
* Copyright (c) 2010-2012 OTClient <https://github.com/edubart/otclient>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "uiwidget.h"
#include "uitranslator.h"
#include <framework/graphics/fontmanager.h>
#include <framework/graphics/painter.h>
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#include <framework/graphics/framebuffer.h>
void UIWidget::initText()
{
m_font = g_fonts.getDefaultFont();
m_textAlign = Fw::AlignCenter;
m_textCoordsBuffer.enableHardwareCaching();
}
void UIWidget::parseTextStyle(const OTMLNodePtr& styleNode)
{
for(const OTMLNodePtr& node : styleNode->children()) {
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if(node->tag() == "text")
setText(node->value());
else if(node->tag() == "text-align")
setTextAlign(Fw::translateAlignment(node->value()));
else if(node->tag() == "text-offset")
setTextOffset(node->value<Point>());
else if(node->tag() == "font")
setFont(node->value());
}
}
void UIWidget::drawText(const Rect& screenCoords)
{
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if(m_text.length() == 0 || m_color.aF() == 0.0f)
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return;
if(screenCoords != m_textCachedScreenCoords || m_textMustRecache) {
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m_textMustRecache = false;
m_textCachedScreenCoords = screenCoords;
m_textCoordsBuffer.clear();
m_font->calculateDrawTextCoords(m_textCoordsBuffer, m_text, screenCoords, m_textAlign);
}
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g_painter.setColor(m_color);
g_painter.drawTextureCoords(m_textCoordsBuffer, m_font->getTexture());
}
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void UIWidget::onTextChange(const std::string& text, const std::string& oldText)
{
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callLuaField("onTextChange", text, oldText);
}
void UIWidget::onFontChange(const std::string& font)
{
callLuaField("onFontChange", font);
}
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void UIWidget::wrapText()
{
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setText(m_font->wrapText(m_text, getWidth() - m_textOffset.x));
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}
void UIWidget::setText(const std::string& text)
{
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if(m_text == text)
return;
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std::string oldText = m_text;
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m_text = text;
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// update rect size
if(!m_rect.isValid()) {
Size textSize = m_font->calculateTextRectSize(m_text);
Size newSize = getSize();
if(newSize.width() <= 0)
newSize.setWidth(textSize.width());
if(newSize.height() <= 0)
newSize.setHeight(textSize.height());
setSize(newSize);
}
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onTextChange(text, oldText);
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m_textMustRecache = true;
}
void UIWidget::setFont(const std::string& fontName)
{
m_font = g_fonts.getFont(fontName);
onFontChange(fontName);
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m_textMustRecache = true;
}