render do main menu

CMakeLists.txt

@@ -56,6 +56,7 @@ SET(SOURCES
     src/teststate.cpp
 
 # framework sources
+    src/framework/borderedimage.cpp
     src/framework/dispatcher.cpp
     src/framework/framebuffer.cpp
     src/framework/font.cpp

src/framework/engine.cpp

@@ -68,8 +68,6 @@ void Engine::run()
     update(ticks, 0);
     lastUpdateTicks = ticks;
 
-    Point fpsPos(10,10);
-
     while(!m_stopping) {
         // poll platform events
         Platform::poll();
@@ -105,7 +103,9 @@ void Engine::run()
 
             // render fps
             if(m_calculateFps) {
-                g_defaultFont->renderText(format("FPS: %d", fps), fpsPos);
+                std::string fpsText = format("FPS: %d", fps);
+                Size textSize = g_defaultFont->calculateTextRectSize(fpsText);
+                g_defaultFont->renderText(fpsText, Point(g_graphics.getScreenSize().width() - textSize.width() - 10, 10));
             }
 
             // swap buffers
@@ -136,7 +136,7 @@ void Engine::render()
     g_graphics.beginRender();
     if(m_currentState)
         m_currentState->render();
-    g_gui.render();
+    g_gui->render();
     g_graphics.endRender();
 }
 
@@ -144,7 +144,7 @@ void Engine::update(int ticks, int elapsedTicks)
 {
     if(m_currentState)
         m_currentState->update(ticks, elapsedTicks);
-    g_gui.update(ticks, elapsedTicks);
+    g_gui->update(ticks, elapsedTicks);
 }
 
 void Engine::onClose()
@@ -156,13 +156,16 @@ void Engine::onClose()
 void Engine::onResize(const Size& size)
 {
     g_graphics.resize(size);
-    g_gui.resize(size);
+    g_gui->resize(size);
+
+    if(m_currentState)
+        m_currentState->onResize(size);
 }
 
 void Engine::onInputEvent(InputEvent *event)
 {
     // inputs goest to gui first
-    if(!g_gui.onInputEvent(event)) {
+    if(!g_gui->onInputEvent(event)) {
         // if gui didnt capture the input then goes to the state
         if(m_currentState)
             m_currentState->onInputEvent(event);

src/framework/gamestate.h

@@ -25,6 +25,8 @@
 #ifndef GAMESTATE_H
 #define GAMESTATE_H
 
+#include "size.h"
+
 struct InputEvent;
 
 class GameState
@@ -38,6 +40,7 @@ public:
 
     virtual void onClose() = 0;
     virtual void onInputEvent(InputEvent *event) = 0;
+    virtual void onResize(const Size& size) = 0;
 
     virtual void render() = 0;
     virtual void update(int ticks, int elapsedTicks) = 0;

src/framework/graphics.cpp

@@ -180,6 +180,40 @@ void Graphics::_drawTexturedRect(const Rect& screenCoords, const Rect& textureCo
     glTexCoord2f(textureRight, textureTop);    glVertex2i(right, top);
 }
 
+void Graphics::drawRepeatedTexturedRect(const Rect& screenCoords, const Texture* texture, const Rect& texCoords)
+{
+    glBindTexture(GL_TEXTURE_2D, texture->getTextureId());
+    glBegin(GL_QUADS);
+    _drawRepeatedTexturedRect(screenCoords, texCoords, texture->getSize());
+    glEnd();
+}
+
+void Graphics::_drawRepeatedTexturedRect(const Rect& screenCoords, const Rect& textureCoords, const Size& textureSize)
+{
+    // render many repeated texture rects
+    Rect virtualScreenCoords(0,0,screenCoords.size());
+    for(int y = 0; y <= virtualScreenCoords.height(); y += textureCoords.height()) {
+        for(int x = 0; x <= virtualScreenCoords.width(); x += textureCoords.width()) {
+            Rect partialCoords(x, y, textureCoords.size());
+            Rect partialTextureCoords = textureCoords;
+
+            // partialCoords to screenCoords bottomRight
+            if(partialCoords.bottom() > virtualScreenCoords.bottom()) {
+                partialTextureCoords.setBottom(partialTextureCoords.bottom() + (virtualScreenCoords.bottom() - partialCoords.bottom()));
+                partialCoords.setBottom(virtualScreenCoords.bottom());
+            }
+            if(partialCoords.right() > virtualScreenCoords.right()) {
+                partialTextureCoords.setRight(partialTextureCoords.right() + (virtualScreenCoords.right() - partialCoords.right()));
+                partialCoords.setRight(virtualScreenCoords.right());
+            }
+
+            partialCoords.translate(screenCoords.topLeft());
+            _drawTexturedRect(partialCoords, partialTextureCoords, textureSize);
+        }
+    }
+}
+
+
 void Graphics::drawColoredRect(const Rect& screenCoords, const Color& color)
 {
     glDisable(GL_TEXTURE_2D);
@@ -250,3 +284,10 @@ void Graphics::drawBoundingRect(const Rect& screenCoords, const Color& color, in
 
     resetColor();
 }
+
+void Graphics::_drawBoundingRect(const Rect& screenCoords, const Color& color, int innerLineWidth)
+{
+    glEnd();
+    drawBoundingRect(screenCoords, color, innerLineWidth);
+    glBegin(GL_QUADS);
+}

src/framework/graphics.h

@@ -62,12 +62,15 @@ public:
 
     // high level rendering
     void drawTexturedRect(const Rect& screenCoords, const Texture *texture, const Rect& texCoords = Rect());
+    void drawRepeatedTexturedRect(const Rect& screenCoords, const Texture *texture, const Rect& texCoords);
     void drawColoredRect(const Rect& screenCoords, const Color& color);
     void drawBoundingRect(const Rect& screenCoords, const Color& color, int innerLineWidth = 1);
 
     // lower level rendering
     void _beginTextureRender(const Texture *texture);
     void _drawTexturedRect(const Rect& screenCoords, const Rect& textureCoords, const Size& textureSize);
+    void _drawRepeatedTexturedRect(const Rect& screenCoords, const Rect& textureCoords, const Size& textureSize);
+    void _drawBoundingRect(const Rect& screenCoords, const Color& color, int innerLineWidth = 1);
     void _endTextureRender();
 
 private:

src/framework/textures.cpp

@@ -44,18 +44,20 @@ TexturePtr Textures::get(const std::string& textureFile)
     if(!texture) { // load texture
         // currently only png textures are supported
         if(!boost::ends_with(textureFile, ".png")) {
-            logError("Unable to load texture %s, file format no supported.", textureFile.c_str());
+            logFatal("Unable to load texture %s, file format no supported.", textureFile.c_str());
             return texture;
         }
 
         uint fileSize;
         uchar *textureFileData = g_resources.loadFile(textureFile, &fileSize);
-        if(!textureFileData)
+        if(!textureFileData) {
+            logFatal("Unable to load texture %s, file could not be read.", textureFile.c_str());
             return texture;
+        }
 
         texture = TexturePtr(TextureLoader::loadPNG(textureFileData));
         if(!texture)
-            logError("Unable to load texture %s, loading error.", textureFile.c_str());
+            logFatal("Unable to load texture %s, loading error.", textureFile.c_str());
         delete[] textureFileData;
     }
 

src/framework/ui/uibutton.cpp

@@ -23,4 +23,27 @@
 
 
 #include "uibutton.h"
+#include "../fonts.h"
+#include "../font.h"
 
+UIButton::UIButton(const std::string& text) :
+    m_text(text)
+{
+    m_boderedImage = BorderedImagePtr(new BorderedImage("ui.png"));
+    m_boderedImage->setTexCoords(Rect(45,139,1,18),
+                                 Rect(130,139,1,18),
+                                 Rect(46,138,84,1),
+                                 Rect(46,157,84,1),
+                                 Rect(45,138,1,1),
+                                 Rect(130,138,1,1),
+                                 Rect(45,157,1,1),
+                                 Rect(130,157,1,1),
+                                 Rect(46,139,84,18));
+}
+
+void UIButton::render()
+{
+    m_boderedImage->draw(m_rect);
+
+    g_fonts.get("tibia-8px-antialised")->renderText(m_text, m_rect, ALIGN_CENTER);
+}

src/framework/ui/uibutton.h

@@ -27,13 +27,22 @@
 
 #include "../prerequisites.h"
 #include "uielement.h"
+#include "../borderedimage.h"
 
 class UIButton : public UIElement
 {
 public:
-    UIButton(UIContainerPtr parent) : UIElement(parent) { }
+    UIButton(const std::string& text);
+
+    void render();
 
     virtual UI::ControlType getControlType() const { return UI::Button; }
+
+private:
+    std::string m_text;
+    BorderedImagePtr m_boderedImage;
 };
 
+typedef std::shared_ptr<UIButton> UIButtonPtr;
+
 #endif // UIBUTTON_H

src/framework/ui/uicontainer.cpp

@@ -24,7 +24,7 @@
 
 #include "uicontainer.h"
 
-UIContainer g_gui;
+UIContainerPtr g_gui(new UIContainer);
 
 void UIContainer::addChild(UIElementPtr child)
 {
@@ -60,7 +60,7 @@ void UIContainer::setRect(const Rect& rect)
 {
     // update children rect
     for(auto it = m_children.begin(); it != m_children.end(); ++it) {
-        UIElementPtr child = (*it)->asUIElement();
+        const UIElementPtr& child = (*it);
 
         // transforme child rect
         Rect childRect = child->getRect();
@@ -94,6 +94,24 @@ void UIContainer::moveTo(const Point& pos)
 
 }
 
+void UIContainer::render()
+{
+    for(auto it = m_children.begin(); it != m_children.end(); ++it) {
+        const UIElementPtr& child = (*it);
+        child->render();
+    }
+}
+
+void UIContainer::update(int ticks, int elapsedTicks)
+{
+
+}
+
+bool UIContainer::onInputEvent(InputEvent* event)
+{
+    return false;
+}
+
 void UIContainer::setActiveElement(UIElementPtr activeElement)
 {
 

src/framework/ui/uicontainer.h

@@ -33,7 +33,7 @@
 class UIContainer : public UIElement
 {
 public:
-    UIContainer(UIContainerPtr parent = UIContainerPtr()) : UIElement(parent) { }
+    UIContainer() : UIElement() { }
     virtual ~UIContainer() { }
 
     virtual void addChild(UIElementPtr child);
@@ -45,15 +45,16 @@ public:
     virtual void move(const Point& trans);
     virtual void moveTo(const Point& pos);
 
-    virtual void render() { }
+    virtual void render();
-    virtual void update(int ticks, int elapsedTicks) { }
+    virtual void update(int ticks, int elapsedTicks);
-    virtual bool onInputEvent(InputEvent *event) { return false; }
+    virtual bool onInputEvent(InputEvent *event);
 
     virtual void setActiveElement(UIElementPtr activeElement);
     UIElementPtr getActiveElement() const { return m_activeElement; }
 
     virtual UI::ControlType getControlType() const { return UI::Container; }
-    UIContainerPtr asUIContainer() { return UIContainerPtr(this); }
+
+    UIContainerPtr asUIContainer() { return std::static_pointer_cast<UIContainer>(shared_from_this()); }
 
 protected:
     std::list<UIElementPtr> m_children;
@@ -63,6 +64,6 @@ private:
     void onMove(const Point& pos);
 };
 
-extern UIContainer g_gui;
+extern UIContainerPtr g_gui;
 
 #endif // UICONTAINER_H

src/framework/ui/uielement.cpp

@@ -23,14 +23,3 @@
 
 
 #include "uielement.h"
-#include "uicontainer.h"
-
-UIElement::UIElement(UIContainerPtr parent) :
-    m_visible(true),
-    m_active(true)
-{
-    if(parent)
-        parent->addChild(asUIElement());
-}
-
-

src/framework/ui/uielement.h

@@ -36,10 +36,10 @@ typedef std::shared_ptr<UIContainer> UIContainerPtr;
 class UIElement;
 typedef std::shared_ptr<UIElement> UIElementPtr;
 
-class UIElement
+class UIElement : public std::enable_shared_from_this<UIElement>
 {
 public:
-    UIElement(UIContainerPtr parent);
+    UIElement() { }
     virtual ~UIElement() { }
 
     virtual void render() { }
@@ -63,7 +63,7 @@ public:
 
     virtual UI::ControlType getControlType() const { return UI::Element; }
 
-    UIElementPtr asUIElement() { return UIElementPtr(this); }
+    UIElementPtr asUIElement() { return shared_from_this(); }
 
 protected:
     UI::ControlType  m_type;

src/framework/ui/uilabel.h

@@ -31,7 +31,7 @@
 class UILabel : public UIElement
 {
 public:
-    UILabel(UIContainerPtr parent) : UIElement(parent) { }
+    UILabel() { }
 
     virtual UI::ControlType getControlType() const { return UI::Label; }
 };

src/framework/ui/uipanel.cpp

@@ -24,3 +24,23 @@
 
 #include "uipanel.h"
 
+
+UIPanel::UIPanel()
+{
+    m_boderedImage = BorderedImagePtr(new BorderedImage("ui.png"));
+    m_boderedImage->setTexCoords(Rect(0,214,5,32),
+                                 Rect(6,214,5,32),
+                                 Rect(43,214,32,5),
+                                 Rect(43,220,32,5),
+                                 Rect(43,225,5,5),
+                                 Rect(49,225,5,5),
+                                 Rect(43,230,5,5),
+                                 Rect(48,231,5,5),
+                                 Rect(11,214,32,32));
+}
+
+void UIPanel::render()
+{
+    m_boderedImage->draw(m_rect);
+    UIContainer::render();
+}

src/framework/ui/uipanel.h

@@ -27,13 +27,21 @@
 
 #include "../prerequisites.h"
 #include "uicontainer.h"
+#include "../borderedimage.h"
 
 class UIPanel : public UIContainer
 {
 public:
-    UIPanel(UIContainerPtr parent) : UIContainer(parent) { }
+    UIPanel();
+
+    void render();
 
     virtual UI::ControlType getControlType() const { return UI::Panel; }
+
+private:
+    BorderedImagePtr m_boderedImage;
 };
 
+typedef std::shared_ptr<UIPanel> UIPanelPtr;
+
 #endif // UIPANEL_H

src/framework/x11platform.cpp

@@ -569,6 +569,10 @@ bool Platform::createWindow(int x, int y, int width, int height, int minWidth, i
     x11.width = width;
     x11.height = height;
     x11.maximizeOnFirstShow = maximized;
+
+    // call first onResize
+    g_engine.onResize(Size(width, height));
+
     return true;
 }
 

src/main.cpp

@@ -28,6 +28,7 @@
 #include "framework/platform.h"
 #include "menustate.h"
 #include "teststate.h"
+#include "framework/dispatcher.h"
 
 /// Catches signals so we can exit nicely
 void signal_handler(int sig)
@@ -111,7 +112,9 @@ int main(int argc, const char *argv[])
     {
         std::shared_ptr<MenuState> initialState(new MenuState);
         //std::shared_ptr<TestState> initialState(new TestState);
-        g_engine.changeState(initialState.get());
+        g_dispatcher.addTask([&initialState]{
+            g_engine.changeState(initialState.get());
+        });
 
         Platform::showWindow();
         //Platform::hideMouseCursor();

src/menustate.cpp

@@ -34,25 +34,15 @@
 #include "framework/dispatcher.h"
 #include "framework/ui/ui.h"
 #include "framework/net/connections.h"
+#include "framework/borderedimage.h"
+
 
 void MenuState::onEnter()
 {
     m_background = g_textures.get("background.png");
     m_background->enableBilinearFilter();
 
-    /*
+    createMainMenu();
-    UIPanelPtr panel(new UIPanel);
-    panel.setAnchorsLeft(g_gui.left());
-    panel.setAnchorsBottom(g_gui.right());
-    panel.setMarginBottom(10);
-    panel.setMarginLeft(10);
-    panel.setSize(Size(100, 100));
-
-    UIButtonPtr button(new UIButton);
-    button.setAnchorsHorizontalCenter(panel.horizontalCenter());
-    button.setTop
-    g_gui.addChild(panel);
-    */
 }
 
 void MenuState::onLeave()
@@ -70,6 +60,11 @@ void MenuState::onInputEvent(InputEvent* event)
 
 }
 
+void MenuState::onResize(const Size& size)
+{
+    recalculateMenuPanelPosition();
+}
+
 void MenuState::render()
 {
     // render background
@@ -89,3 +84,50 @@ void MenuState::update(int ticks, int elapsedTicks)
 {
 
 }
+
+void MenuState::createMainMenu()
+{
+    UIButtonPtr button;
+    int y = 16;
+
+    m_menuPanel = UIPanelPtr(new UIPanel);
+    recalculateMenuPanelPosition();
+
+    button = UIButtonPtr(new UIButton("Enter Game"));
+    button->setRect(Rect(16, y, 86, 20));
+    m_menuPanel->addChild(button);
+    y += 30;
+
+    button = UIButtonPtr(new UIButton("Access Account"));
+    button->setRect(Rect(16, y, 86, 20));
+    m_menuPanel->addChild(button);
+    y += 30;
+
+    button = UIButtonPtr(new UIButton("Options"));
+    button->setRect(Rect(16, y, 86, 20));
+    m_menuPanel->addChild(button);
+    y += 30;
+
+    button = UIButtonPtr(new UIButton("Info"));
+    button->setRect(Rect(16, y, 86, 20));
+    m_menuPanel->addChild(button);
+    y += 30;
+
+    button = UIButtonPtr(new UIButton("Exit Game"));
+    button->setRect(Rect(16, y, 86, 20));
+    m_menuPanel->addChild(button);
+    y += 30;
+
+    g_gui->addChild(m_menuPanel);
+}
+
+void MenuState::recalculateMenuPanelPosition()
+{
+    if(m_menuPanel) {
+        // calculate panel rect
+        Size panelSize = Size(117, 171);
+        Rect panelRect = Rect(0, 0, panelSize);
+        panelRect.moveBottomLeft(Point(60, g_graphics.getScreenSize().height() - 70));
+        m_menuPanel->setRect(panelRect);
+    }
+}

src/menustate.h

@@ -28,6 +28,7 @@
 #include "framework/gamestate.h"
 #include "framework/texture.h"
 #include "framework/net/connection.h"
+#include "framework/ui/uipanel.h"
 
 class MenuState : public GameState
 {
@@ -35,16 +36,21 @@ class MenuState : public GameState
 public:
     MenuState() { }
 
-    virtual void onEnter();
+    void onEnter();
-    virtual void onLeave();
+    void onLeave();
 
-    virtual void onClose();
+    void onClose();
-    virtual void onInputEvent(InputEvent *event);
+    void onInputEvent(InputEvent *event);
+    void onResize(const Size& size);
 
-    virtual void render();
+    void render();
-    virtual void update(int ticks, int elapsedTicks);
+    void update(int ticks, int elapsedTicks);
 
 private:
+    void createMainMenu();
+    void recalculateMenuPanelPosition();
+
+    UIPanelPtr m_menuPanel;
     TexturePtr m_background;
 };
 

src/teststate.cpp

@@ -48,6 +48,11 @@ void TestState::onInputEvent(InputEvent* event)
 
 }
 
+void TestState::onResize(const Size& size)
+{
+
+}
+
 void TestState::render()
 {
 

src/teststate.h

@@ -32,14 +32,15 @@ class TestState : public GameState
 public:
     TestState() { }
 
-    virtual void onEnter();
+    void onEnter();
-    virtual void onLeave();
+    void onLeave();
 
-    virtual void onClose();
+    void onClose();
-    virtual void onInputEvent(InputEvent *event);
+    void onInputEvent(InputEvent *event);
+    void onResize(const Size& size);
 
-    virtual void render();
+    void render();
-    virtual void update(int ticks, int elapsedTicks);
+    void update(int ticks, int elapsedTicks);
 };
 
 #endif // TESTSTATE_H