text edit improvments (not finished)

CMakeLists.txt

@@ -52,7 +52,7 @@ IF(CMAKE_BUILD_TYPE STREQUAL "Debug")
     ADD_DEFINITIONS(-D_DEBUG)
 ENDIF(CMAKE_BUILD_TYPE STREQUAL "Debug")
 
-SET(SOURCES src/framework/ui/uilinedecorationskin.cpp src/framework/ui/uicheckboxskin.cpp src/framework/ui/uilinedecoration.cpp src/framework/ui/uicheckbox.cpp
+SET(SOURCES
 # game sources
     src/main.cpp
     src/menustate.cpp
@@ -79,11 +79,11 @@ SET(SOURCES src/framework/ui/uilinedecorationskin.cpp src/framework/ui/uicheckbo
     src/framework/graphics/framebuffer.cpp
     src/framework/graphics/font.cpp
     src/framework/graphics/fonts.cpp
-    src/framework/graphics/fonttext.cpp
     src/framework/graphics/textureloader.cpp
     src/framework/graphics/texture.cpp
     src/framework/graphics/textures.cpp
     src/framework/graphics/graphics.cpp
+    src/framework/graphics/textarea.cpp
 
 # framework ui
     src/framework/ui/uilayout.cpp
@@ -101,6 +101,10 @@ SET(SOURCES src/framework/ui/uilinedecorationskin.cpp src/framework/ui/uicheckbo
     src/framework/ui/uiwindowskin.cpp
     src/framework/ui/uitextedit.cpp
     src/framework/ui/uitexteditskin.cpp
+    src/framework/ui/uilinedecorationskin.cpp
+    src/framework/ui/uicheckboxskin.cpp
+    src/framework/ui/uilinedecoration.cpp
+    src/framework/ui/uicheckbox.cpp
 
 # framework net
     src/framework/net/connection.cpp

data/skins/tibiaskin.yml

@@ -84,7 +84,7 @@ text edits:
   default:
     default size: [86, 16]
     font: tibia-10px-antialised
-    text margin: 2
+    text margin: 3
     bordered image:
       left border: [308,97,1,1]
       right border: [319,97,1,10]

src/framework/core/dispatcher.cpp

@@ -24,14 +24,15 @@
 
 #include "dispatcher.h"
 #include "platform.h"
+#include "engine.h"
 
 Dispatcher g_dispatcher;
 
-void Dispatcher::poll(int ticks)
+void Dispatcher::poll()
 {
     while(!m_taskList.empty()) {
         Task *task = m_taskList.top();
-        if(ticks < task->ticks)
+        if(g_engine.getLastFrameTicks() < task->ticks)
             break;
 
         task->callback();

src/framework/core/dispatcher.h

@@ -49,7 +49,7 @@ public:
     Dispatcher() { }
 
     /// Execute scheduled events
-    void poll(int ticks);
+    void poll();
 
     /// Add an event
     void addTask(const Callback& callback);

src/framework/core/engine.cpp

@@ -53,8 +53,8 @@ void Engine::terminate()
 void Engine::run()
 {
     Font *defaultFont = g_fonts.getDefaultFont();
-    int ticks = Platform::getTicks();
+    m_lastFrameTicks = Platform::getTicks();
-    int lastFpsTicks = ticks;
+    int lastFpsTicks = m_lastFrameTicks;
     int frameCount = 0;
     int fps = 0;
     m_running = true;
@@ -66,18 +66,18 @@ void Engine::run()
         // poll network events
         g_connections.poll();
 
-        ticks = Platform::getTicks();
+        m_lastFrameTicks = Platform::getTicks();
 
         // poll diaptcher tasks
-        g_dispatcher.poll(ticks);
+        g_dispatcher.poll();
 
         // render only when visible
         if(Platform::isWindowVisible()) {
             // calculate and fps
             if(m_calculateFps) {
                 frameCount++;
-                if(ticks - lastFpsTicks >= 1000) {
+                if(m_lastFrameTicks - lastFpsTicks >= 1000) {
-                    lastFpsTicks = ticks;
+                    lastFpsTicks = m_lastFrameTicks;
                     fps = frameCount;
                     frameCount = 0;
                 }

src/framework/core/engine.h

@@ -61,6 +61,8 @@ public:
     /// Enable FPS counter on screen
     void enableFpsCounter(bool enable = true) { m_calculateFps = enable; };
 
+    int getLastFrameTicks() const { return m_lastFrameTicks; }
+
 private:
     /// Called to render every frame
     void render();
@@ -70,6 +72,7 @@ private:
     bool m_calculateFps;
 
     GameState *m_currentState;
+    int m_lastFrameTicks;
 };
 
 extern Engine g_engine;

src/framework/graphics/font.cpp

@@ -26,6 +26,7 @@
 #include "core/resources.h"
 #include "textures.h"
 #include "graphics.h"
+#include "textarea.h"
 
 void Font::calculateGlyphsWidthsAutomatically(const Size& glyphSize)
 {
@@ -138,116 +139,32 @@ void Font::renderText(const std::string& text,
     Font::renderText(text, screenCoords, ALIGN_TOP_LEFT, color);
 }
 
+
 void Font::renderText(const std::string& text,
                     const Rect& screenCoords,
                     int align,
-                    const Color& color,
+                    const Color& color)
-                    const Point& startInternalPos,
-                    int cursorPos,
-                    const Color& cursorColor)
 {
-    // prevent glitches from invalid rects
+    TextArea textArea(this, text, screenCoords, align, color);
-    if(!screenCoords.isValid())
+    textArea.draw();
-        return;
-
-    int textLenght = text.length();
-
-    // map glyphs positions
-    Size textBoxSize;
-    Point *glyphsPositions = calculateGlyphsPositions(text, align, &textBoxSize);
-
-    for(int i = 0; i < textLenght; ++i) {
-        int glyph = (uchar)text[i];
-
-        // skip invalid glyphs
-        if(glyph < 32)
-            continue;
-
-        // calculate initial glyph rect and texture coords
-        Rect glyphScreenCoords(glyphsPositions[i], m_glyphsSize[glyph]);
-        Rect glyphTextureCoords = m_glyphsTextureCoords[glyph];
-
-        // first translate to align position
-        if(align & ALIGN_BOTTOM) {
-            glyphScreenCoords.translate(0, screenCoords.height() - textBoxSize.height());
-        } else if(align & ALIGN_VERTICAL_CENTER) {
-            glyphScreenCoords.translate(0, (screenCoords.height() - textBoxSize.height()) / 2);
-        } else { // ALIGN_TOP
-            // nothing to do
-        }
-
-        if(align & ALIGN_RIGHT) {
-            glyphScreenCoords.translate(screenCoords.width() - textBoxSize.width(), 0);
-        } else if(align & ALIGN_HORIZONTAL_CENTER) {
-            glyphScreenCoords.translate((screenCoords.width() - textBoxSize.width()) / 2, 0);
-        } else { // ALIGN_TOP
-            // nothing to do
-        }
-
-        // only render glyphs that are after startRenderPosition
-        if(glyphScreenCoords.bottom() < startInternalPos.y || glyphScreenCoords.right() < startInternalPos.x)
-            continue;
-
-        // bound glyph topLeft to startRenderPosition
-        if(glyphScreenCoords.top() < startInternalPos.y) {
-            glyphTextureCoords.setTop(glyphTextureCoords.top() + (startInternalPos.y - glyphScreenCoords.top()));
-            glyphScreenCoords.setTop(startInternalPos.y);
-        }
-        if(glyphScreenCoords.left() < startInternalPos.x) {
-            glyphTextureCoords.setLeft(glyphTextureCoords.left() + (startInternalPos.x - glyphScreenCoords.left()));
-            glyphScreenCoords.setLeft(startInternalPos.x);
-        }
-
-        // subtract startInternalPos
-        glyphScreenCoords.translate(-startInternalPos);
-
-        // translate rect to screen coords
-        glyphScreenCoords.translate(screenCoords.topLeft());
-
-        // only render if glyph rect is visible on screenCoords
-        if(!screenCoords.intersects(glyphScreenCoords))
-            continue;
-
-        // bound glyph bottomRight to screenCoords bottomRight
-        if(glyphScreenCoords.bottom() > screenCoords.bottom()) {
-            glyphTextureCoords.setBottom(glyphTextureCoords.bottom() + (screenCoords.bottom() - glyphScreenCoords.bottom()));
-            glyphScreenCoords.setBottom(screenCoords.bottom());
-        }
-        if(glyphScreenCoords.right() > screenCoords.right()) {
-            glyphTextureCoords.setRight(glyphTextureCoords.right() + (screenCoords.right() - glyphScreenCoords.right()));
-            glyphScreenCoords.setRight(screenCoords.right());
-        }
-
-        // render glyph
-        g_graphics.drawTexturedRect(glyphScreenCoords, m_texture, glyphTextureCoords, color);
-
-        // render cursor
-        if(i == cursorPos) {
-            Rect cursorRect(glyphScreenCoords.left()-1, glyphScreenCoords.top(), 1, m_glyphHeight);
-            g_graphics.drawFilledRect(cursorRect, cursorColor);
-        }
-        // render cursor after last element
-        else if(cursorPos == textLenght && i == textLenght - 1) {
-            Rect cursorRect(glyphScreenCoords.right()+1, glyphScreenCoords.top(), 1, m_glyphHeight);
-            g_graphics.drawFilledRect(cursorRect, cursorColor);
-        }
-    }
 }
 
-Point* Font::calculateGlyphsPositions(const std::string& text, int align, Size *textBoxSize)
+std::vector<Point> Font::calculateGlyphsPositions(const std::string& text, int align, Size *textBoxSize)
 {
-    static Point glyphsPositions[8192];
+    int numGlyphs = text.length();
-    static int lineWidths[512];
+    std::vector<Point> glyphsPositions(numGlyphs);
+    if(numGlyphs == 0) {
+        if(textBoxSize)
+            textBoxSize->setSize(0,0);
+        return glyphsPositions;
+    }
+
+    std::vector<int> lineWidths(numGlyphs);
     int maxLineWidth = 0;
     int lines = 0;
     int glyph;
     int i;
 
-    // protect buffer overflow on glyphsPostions
-    int numGlyphs = text.length();
-    if(numGlyphs > 8192)
-        logFatal("could not calculate glyphs positions, text length is > 8192!");
-
     // calculate lines width
     if((align & ALIGN_RIGHT || align & ALIGN_HORIZONTAL_CENTER) || textBoxSize) {
         lineWidths[0] = 0;
@@ -299,13 +216,13 @@ Point* Font::calculateGlyphsPositions(const std::string& text, int align, Size *
         textBoxSize->setHeight(virtualPos.y + m_glyphHeight);
     }
 
-    return (Point *)glyphsPositions;
+    return glyphsPositions;
 }
 
-
 Size Font::calculateTextRectSize(const std::string& text)
 {
     Size size;
     calculateGlyphsPositions(text, ALIGN_TOP_LEFT, &size);
     return size;
 }
+

src/framework/graphics/font.h

@@ -42,6 +42,8 @@ enum EAlign {
     ALIGN_BOTTOM_LEFT = ALIGN_BOTTOM | ALIGN_LEFT
 };
 
+class TextArea;
+
 class Font
 {
 public:
@@ -65,21 +67,21 @@ public:
     void renderText(const std::string& text,
                     const Rect& screenCoords,
                     int align = ALIGN_TOP_LEFT,
-                    const Color& color = Color::white,
+                    const Color& color = Color::white);
-                    const Point& startInternalPos = Point(),
-                    int cursorPos = -1,
-                    const Color& cursorColor = Color::white);
-
 
     /// Calculate glyphs positions to use on render, also calculates textBoxSize if wanted
-    Point *calculateGlyphsPositions(const std::string& text, int align = ALIGN_TOP_LEFT, Size *textBoxSize = NULL);
+    std::vector<Point> calculateGlyphsPositions(const std::string& text, int align = ALIGN_TOP_LEFT, Size *textBoxSize = NULL);
 
     /// Simulate render and calculate text size
     Size calculateTextRectSize(const std::string& text);
 
     const std::string& getName() const { return m_name; }
     int getGlyphHeight() const { return m_glyphHeight; }
- 
+    const Rect *getGlyphsTextureCoords() const { return m_glyphsTextureCoords; }
+    const Size *getGlyphsSize() const { return m_glyphsSize; }
+    const TexturePtr& getTexture() const { return m_texture; }
+    int getTopMargin() const { return m_topMargin; }
+
 private:
     void calculateGlyphsWidthsAutomatically(const Size& glyphSize);
 

src/framework/graphics/fonttext.cpp

@@ -1,26 +0,0 @@
-/* The MIT License
- *
- * Copyright (c) 2010 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 "fonttext.h"
-

src/framework/graphics/textarea.cpp

@@ -0,0 +1,256 @@
+/* The MIT License
+ *
+ * Copyright (c) 2010 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 "textarea.h"
+#include "graphics.h"
+#include "core/engine.h"
+
+TextArea::TextArea() :
+        m_font(0),
+        m_align(ALIGN_TOP_LEFT),
+        m_color(Color::white),
+        m_cursorPos(-1),
+        m_cursorVisible(false)
+{
+}
+
+TextArea::TextArea(Font* font,
+                   const std::string& text,
+                   const Rect& screenCoords,
+                   int align,
+                   const Color& color) :
+        m_font(font),
+        m_text(text),
+        m_screenCoords(screenCoords),
+        m_align(align),
+        m_color(color),
+        m_cursorPos(-1),
+        m_cursorVisible(false)
+{
+    recalculate();
+}
+
+void TextArea::draw()
+{
+    int numGlyphs = m_text.length();
+    const TexturePtr& texture = m_font->getTexture();
+    for(int i=0;i<numGlyphs;++i) {
+        g_graphics.drawTexturedRect(m_glyphsCoords[i], texture, m_glyphsTexCoords[i], m_color);
+    }
+
+    // render cursor
+    if(m_cursorVisible && m_cursorPos >= 0 && m_cursorPos <= numGlyphs) {
+        const int delay = 500;
+        int ticks = g_engine.getLastFrameTicks();
+        // draw every 500ms
+        if(ticks - m_cursorTicks <= delay) {
+            Rect cursorRect;
+            if(m_cursorPos == 0)
+                cursorRect = Rect(m_drawArea.left()-1, m_drawArea.top(), 1, m_font->getGlyphHeight());
+            else if(m_cursorPos == numGlyphs)
+                cursorRect = Rect(m_glyphsCoords[m_cursorPos-1].right(), m_glyphsCoords[m_cursorPos-1].top(), 1, m_font->getGlyphHeight());
+            else
+                cursorRect = Rect(m_glyphsCoords[m_cursorPos-1].right(), m_glyphsCoords[m_cursorPos-1].top(), 1, m_font->getGlyphHeight());
+            g_graphics.drawFilledRect(cursorRect, m_color);
+        } else if(ticks - m_cursorTicks >= 2*delay) {
+            m_cursorTicks = g_engine.getLastFrameTicks();
+        }
+    }
+}
+
+void TextArea::recalculate()
+{
+    // prevent glitches from invalid rects
+    if(!m_screenCoords.isValid())
+        return;
+
+    int textLenght = m_text.length();
+
+    m_glyphsCoords.clear();
+    m_glyphsTexCoords.clear();
+
+    m_glyphsCoords.resize(textLenght);
+    m_glyphsTexCoords.resize(textLenght);
+
+    // map glyphs positions
+    Size textBoxSize;
+    std::vector<Point> glyphsPositions = m_font->calculateGlyphsPositions(m_text, m_align, &textBoxSize);
+    const Rect *glyphsTextureCoords = m_font->getGlyphsTextureCoords();
+    const Size *glyphsSize = m_font->getGlyphsSize();
+
+    m_drawArea.setLeft(m_screenCoords.left());
+    m_drawArea.setTop(m_screenCoords.top()+m_font->getTopMargin());
+    m_drawArea.setRight(m_screenCoords.right());
+    m_drawArea.setBottom(m_screenCoords.bottom());
+
+    for(int i = 0; i < textLenght; ++i) {
+        int glyph = (uchar)m_text[i];
+
+        // skip invalid glyphs
+        if(glyph < 32)
+            continue;
+
+        // calculate initial glyph rect and texture coords
+        Rect glyphScreenCoords(glyphsPositions[i], glyphsSize[glyph]);
+        Rect glyphTextureCoords = glyphsTextureCoords[glyph];
+
+        // first translate to align position
+        if(m_align & ALIGN_BOTTOM) {
+            glyphScreenCoords.translate(0, m_screenCoords.height() - textBoxSize.height());
+        } else if(m_align & ALIGN_VERTICAL_CENTER) {
+            glyphScreenCoords.translate(0, (m_screenCoords.height() - textBoxSize.height()) / 2);
+        } else { // ALIGN_TOP
+            // nothing to do
+        }
+
+        if(m_align & ALIGN_RIGHT) {
+            glyphScreenCoords.translate(m_screenCoords.width() - textBoxSize.width(), 0);
+        } else if(m_align & ALIGN_HORIZONTAL_CENTER) {
+            glyphScreenCoords.translate((m_screenCoords.width() - textBoxSize.width()) / 2, 0);
+        } else { // ALIGN_TOP
+            // nothing to do
+        }
+
+        // only render glyphs that are after startRenderPosition
+        if(glyphScreenCoords.bottom() < m_startInternalPos.y || glyphScreenCoords.right() < m_startInternalPos.x)
+            continue;
+
+        // bound glyph topLeft to startRenderPosition
+        if(glyphScreenCoords.top() < m_startInternalPos.y) {
+            glyphTextureCoords.setTop(glyphTextureCoords.top() + (m_startInternalPos.y - glyphScreenCoords.top()));
+            glyphScreenCoords.setTop(m_startInternalPos.y);
+        }
+        if(glyphScreenCoords.left() < m_startInternalPos.x) {
+            glyphTextureCoords.setLeft(glyphTextureCoords.left() + (m_startInternalPos.x - glyphScreenCoords.left()));
+            glyphScreenCoords.setLeft(m_startInternalPos.x);
+        }
+
+        // subtract startInternalPos
+        glyphScreenCoords.translate(-m_startInternalPos);
+
+        // translate rect to screen coords
+        glyphScreenCoords.translate(m_screenCoords.topLeft());
+
+        // only render if glyph rect is visible on screenCoords
+        if(!m_screenCoords.intersects(glyphScreenCoords))
+            continue;
+
+        // bound glyph bottomRight to screenCoords bottomRight
+        if(glyphScreenCoords.bottom() > m_screenCoords.bottom()) {
+            glyphTextureCoords.setBottom(glyphTextureCoords.bottom() + (m_screenCoords.bottom() - glyphScreenCoords.bottom()));
+            glyphScreenCoords.setBottom(m_screenCoords.bottom());
+        }
+        if(glyphScreenCoords.right() > m_screenCoords.right()) {
+            glyphTextureCoords.setRight(glyphTextureCoords.right() + (m_screenCoords.right() - glyphScreenCoords.right()));
+            glyphScreenCoords.setRight(m_screenCoords.right());
+        }
+
+        // render glyph
+        m_glyphsCoords[i] = glyphScreenCoords;
+        m_glyphsTexCoords[i] = glyphTextureCoords;
+    }
+}
+
+void TextArea::setFont(Font* font)
+{
+    m_font = font;
+    recalculate();
+}
+
+void TextArea::setText(const std::string& text)
+{
+    m_text = text;
+    if(m_cursorPos >= 0) {
+        m_cursorPos = 0;
+        m_cursorTicks = g_engine.getLastFrameTicks();
+    }
+    recalculate();
+}
+
+void TextArea::setScreenCoords(Rect screenCoords)
+{
+    m_screenCoords = screenCoords;
+    recalculate();
+}
+
+void TextArea::setAlign(int align)
+{
+    m_align = align;
+    recalculate();
+}
+
+void TextArea::setStartInternalPos(Point startPos)
+{
+    m_startInternalPos = startPos;
+    recalculate();
+}
+
+void TextArea::enableCursor(bool enable)
+{
+    if(enable) {
+        m_cursorPos = 0;
+        m_cursorTicks = g_engine.getLastFrameTicks();
+    } else
+        m_cursorPos = -1;
+}
+
+void TextArea::appendCharacter(char c)
+{
+    if(m_cursorPos >= 0) {
+        std::string tmp;
+        tmp = c;
+        m_text.insert(m_cursorPos, tmp);
+        m_cursorPos++;
+        m_cursorTicks = g_engine.getLastFrameTicks();
+        recalculate();
+    }
+}
+
+void TextArea::removeCharacter(bool right)
+{
+    if(m_cursorPos >= 0) {
+        if(right && (uint)m_cursorPos < m_text.length())
+            m_text.erase(m_text.begin() + m_cursorPos);
+        else if((uint)m_cursorPos <= m_text.length() && m_cursorPos > 0) {
+            m_text.erase(m_text.begin() + (--m_cursorPos));
+            m_cursorTicks = g_engine.getLastFrameTicks();
+        }
+        recalculate();
+    }
+}
+
+void TextArea::moveCursor(bool right)
+{
+    if(right) {
+        if((uint)m_cursorPos+1 <= m_text.length()) {
+            m_cursorPos++;
+            m_cursorTicks = g_engine.getLastFrameTicks();
+        }
+    } else {
+        if(m_cursorPos-1 >= 0) {
+            m_cursorPos--;
+            m_cursorTicks = g_engine.getLastFrameTicks();
+        }
+    }
+}

src/framework/graphics/textarea.h

@@ -22,32 +22,55 @@
  */
 
 
-#ifndef FONTTEXT_H
+#ifndef TEXTAREA_H
-#define FONTTEXT_H
+#define TEXTAREA_H
 
 #include "prerequisites.h"
 #include "font.h"
 
-class FontText
+class TextArea
 {
 public:
-    FontText() { }
+    TextArea();
+    TextArea(Font *font,
+             const std::string& text,
+             const Rect& screenCoords,
+             int align = ALIGN_TOP_LEFT,
+             const Color& color = Color::white);
 
+    void draw();
+
+    void setFont(Font *font);
+    void setText(const std::string& text);
+    void setScreenCoords(Rect screenCoords);
+    void setAlign(int align);
+    void setColor(const Color& color) { m_color = color; }
+    void setStartInternalPos(Point startPos);
+    void enableCursor(bool enable = true);
+    void setCursorVisible(bool visible = true) { m_cursorVisible = visible; }
+
+    void moveCursor(bool right);
     void appendCharacter(char c);
-    void appendText(const std::string &text);
+    void removeCharacter(bool right);
-    void erase(bool left);
 
-    void setText(const std::string &text);
+    const std::string& getText() const { return m_text; }
-    void setCursorPos(int pos);
-    void setSelection(int start, int end);
-    void setColor(const Color& color);
-    void setSize(const Size& size);
-    void setStartPos();
 
 private:
-    int m_cursorPos;
+    void recalculate();
-    std::string m_text;
+
     Font *m_font;
+    std::string m_text;
+    Rect m_screenCoords;
+    Rect m_drawArea;
+    int m_align;
+    Color m_color;
+    Point m_startInternalPos;
+    int m_cursorPos;
+    int m_cursorTicks;
+    bool m_cursorVisible;
+
+    std::vector<Rect> m_glyphsCoords;
+    std::vector<Rect> m_glyphsTexCoords;
 };
 
-#endif // FONTTEXT_H
+#endif // TEXTAREA_H

src/framework/ui/uicontainer.cpp

@@ -111,7 +111,7 @@ void UIContainer::onInputEvent(const InputEvent& event)
                 }
             // mouse events
             } else if(event.type & EV_MOUSE) {
-                // mouse down and weel events only go to elements that contains the mouse position
+                // mouse down and wheel events only go to elements that contains the mouse position
                 if(event.type & EV_DOWN || event.type & EV_MOUSE_WHEEL) {
                     if(child->getRect().contains(event.mousePos)) {
                         // focus it
@@ -134,7 +134,11 @@ void UIContainer::onInputEvent(const InputEvent& event)
 
 void UIContainer::setFocusedElement(UIElementPtr focusedElement)
 {
-    if(m_focusedElement)
+    if(m_focusedElement) {
         m_focusedElement->setFocused(false);
+        m_focusedElement->onFocusChange();
+    }
     m_focusedElement = focusedElement;
+    m_focusedElement->setFocused(true);
+    m_focusedElement->onFocusChange();
 }

src/framework/ui/uielement.h

@@ -48,6 +48,7 @@ public:
 
     virtual void render();
     virtual void onInputEvent(const InputEvent& event) { }
+    virtual void onFocusChange() { }
 
     UIElementPtr backwardsGetElementById(const std::string& id);
 

src/framework/ui/uitextedit.cpp

@@ -23,74 +23,45 @@
 
 
 #include "uitextedit.h"
+#include "uitexteditskin.h"
 #include "graphics/fonts.h"
 
 UITextEdit::UITextEdit() :
-    UIElement(UI::TextEdit),
+    UIElement(UI::TextEdit)
-    m_cursorPos(0),
-    m_startRenderPos(0)
 {
-
+    UITextEditSkin *skin = static_cast<UITextEditSkin*>(getSkin());
+    m_textArea.setFont(skin->getFont());
+    m_textArea.enableCursor();
 }
 
 void UITextEdit::onInputEvent(const InputEvent& event)
 {
     if(event.type == EV_TEXT_ENTER) {
-        appendCharacter(event.keychar);
+        m_textArea.appendCharacter(event.keychar);
     } else if(event.type == EV_KEY_DOWN) {
         if(event.keycode == KC_DELETE)
-            removeCharacter(true);
+            m_textArea.removeCharacter(true);
         else if(event.keycode == KC_BACK)
-            removeCharacter(false);
+            m_textArea.removeCharacter(false);
-        else if(event.keycode == KC_RIGHT) {
+        else if(event.keycode == KC_RIGHT)
-            if(m_cursorPos < m_text.length())
+            m_textArea.moveCursor(true);
-                m_cursorPos++;
+        else if(event.keycode == KC_LEFT)
-        } else if(event.keycode == KC_LEFT) {
+            m_textArea.moveCursor(false);
-            if(m_cursorPos > 0)
-                m_cursorPos--;
-        }
     }
 }
 
-void UITextEdit::clearText()
-{
-    m_text = "";
-    m_cursorPos = 0;
-}
-
-void UITextEdit::setText(const std::string& text)
-{
-    m_text = text;
-    m_cursorPos = 0;
-}
-
-void UITextEdit::appendCharacter(char c)
-{
-    std::string tmp;
-    tmp = c;
-    m_text.insert(m_cursorPos, tmp);
-    m_cursorPos++;
-}
-
-void UITextEdit::removeCharacter(bool right)
-{
-    if(right && m_cursorPos < m_text.length())
-        m_text.erase(m_text.begin() + m_cursorPos);
-    else if(m_text.length() >= m_cursorPos && m_cursorPos > 0)
-        m_text.erase(m_text.begin() + (--m_cursorPos));
-}
-
-void UITextEdit::setCursorPos(uint pos)
-{
-    if(pos > m_text.length())
-        m_cursorPos = m_text.length();
-    else
-        m_cursorPos = pos;
-}
-
 void UITextEdit::onLayoutRectChange(const Rect& rect)
 {
-    m_textRect = rect;
+    UITextEditSkin *skin = static_cast<UITextEditSkin*>(getSkin());
+    Rect textRect = rect;
+    int margin = skin->getTextMargin();
+    textRect.setLeft(textRect.left()+margin);
+    textRect.setRight(textRect.right()-margin);
+    m_textArea.setScreenCoords(textRect);
 }
 
+void UITextEdit::onFocusChange()
+{
+    m_textArea.setCursorVisible(isFocused());
+}
 

src/framework/ui/uitextedit.h

@@ -27,6 +27,7 @@
 
 #include "prerequisites.h"
 #include "uielement.h"
+#include "graphics/textarea.h"
 
 class Font;
 
@@ -37,24 +38,16 @@ public:
 
     void onInputEvent(const InputEvent& event);
 
-    void clearText();
     void setText(const std::string& text);
-    const std::string& getText() const { return m_text; }
+    const std::string& getText() const { return m_textArea.getText(); }
 
-    void setCursorPos(uint pos);
+    TextArea& getTextArea() { return m_textArea; }
-    uint getCursorPos() { return m_cursorPos; }
 
     void onLayoutRectChange(const Rect& rect);
+    void onFocusChange();
 
 private:
-    void appendCharacter(char c);
+    TextArea m_textArea;
-    void removeCharacter(bool right);
-    void recalculate();
-
-    Rect m_textRect;
-    uint m_cursorPos;
-    int m_startRenderPos;
-    std::string m_text;
 };
 
 typedef boost::shared_ptr<UITextEdit> UITextEditPtr;

src/framework/ui/uitexteditskin.cpp

@@ -51,5 +51,5 @@ void UITextEditSkin::draw(UIElement* element)
     UIElementSkin::draw(element);
 
     UITextEdit *textEdit = static_cast<UITextEdit*>(element);
-    m_font->renderText(textEdit->getText(), textEdit->getRect(), ALIGN_TOP_LEFT, m_textColor);
+    textEdit->getTextArea().draw();
 }