Add Progress-Bars (not tested)

src/IProgressBar.cpp

@@ -0,0 +1,58 @@
+#include "iProgressBar.h"
+
+IProgressBar::IProgressBar(IGUIEnvironment * guienv,const core::rect<s32>& rectangle,s32 id,IGUIElement * parent, IGUIFont * font) : IGUIElement(EGUIET_ELEMENT,guienv,parent,id,rectangle)
+{
+    total = rectangle.LowerRightCorner.X - rectangle.UpperLeftCorner.X;
+    gui = guienv;
+    bar = rectangle;
+    textfont = font;
+
+    if(parent == 0)
+        guienv->getRootGUIElement()->addChild(this); //Ensure that draw method is called
+    vdriver = this->gui->getVideoDriver();
+    fillcolor.set(255,255,255,255);
+    emptycolor.set(255,0,0,0);
+    border = bar;
+    this->setProgress(0);
+    this->setText("");
+}
+void IProgressBar::setColors(irr::video::SColor progress,irr::video::SColor filling)
+{
+    fillcolor = progress;
+    emptycolor = filling;
+}
+void setText(std::string s)
+{
+     text = s;
+}
+void IProgressBar::addBorder(irr::s32 size,irr::video::SColor color)
+{
+    bordercolor = color;
+    border = bar;
+    border.UpperLeftCorner.X -= size;
+    border.UpperLeftCorner.Y -= size;
+    border.LowerRightCorner.X += size;
+     border.LowerRightCorner.Y += size; 
+}
+void IProgressBar::setProgress(irr::u32 progress)
+{
+    if(progress > 100)
+        progress = 0;
+    
+    u32 xpercentage;
+    xpercentage = (progress * total)/100; //Reducing to the bar size
+    tofill.UpperLeftCorner.set(bar.UpperLeftCorner.X,bar.UpperLeftCorner.Y);
+    tofill.LowerRightCorner.set(bar.UpperLeftCorner.X+xpercentage,bar.LowerRightCorner.Y);
+    empty.UpperLeftCorner.set(tofill.LowerRightCorner.X,tofill.UpperLeftCorner.Y);
+    empty.LowerRightCorner.set(bar.LowerRightCorner.X,bar.LowerRightCorner.Y);
+}
+void IProgressBar::draw()
+{
+    if(this->IsVisible == false)
+        return;
+
+    vdriver->draw2DRectangle(bordercolor,border);
+    vdriver->draw2DRectangle(fillcolor,tofill);
+    vdriver->draw2DRectangle(emptycolor,empty);
+    textfont->draw(text, position, video::SColor color, false, true, bar)
+}

src/IProgressBar.h

@@ -0,0 +1,48 @@
+#ifndef IPROGRESSBAR_HEADER
+#define IPROGRESSBAR_HEADER
+#include "common_irrlicht.h"
+
+using namespace irr;
+using namespace core;
+using namespace scene;
+using namespace gui;
+class IProgressBar : public IGUIElement
+{
+public:
+    
+    IProgressBar(IGUIEnvironment * guienv,const core::rect<s32>& rectangle,s32 id=-1,IGUIElement * parent=0, IGUIFont * font=0);
+    
+
+    /*Set percentage in positive percentual (0~100). Please note that a call to this function with others values, will set the progress bar to 0.*/
+    void setProgress(irr::u32 progress);
+
+    /*Set bar Colors*/
+    void setColors(irr::video::SColor progress= irr::video::SColor(255,255,255,255),irr::video::SColor filling= irr::video::SColor(255,0,0,0));
+
+    /*Allow you to add a "border" into your bar. You MUST specify the size (of course in pixel) of the border. You can also pass a color parameter (Black by default)*/
+    void addBorder(irr::s32 size,irr::video::SColor color = irr::video::SColor(255,0,0,0));
+    
+    /*Set the Text of the Progress Bar*/
+    void setText(std::string s);
+
+    
+    virtual void draw();
+private:
+    
+    IGUIEnvironment * gui; //GUI ENV. pointer
+    irr::s32 total; //Dimension (X) of the bar, to calculate relative percentage.
+    rect<s32> bar; //Dimension of the bar
+    rect<s32> position; //Bar
+    rect<s32> border; //Border 
+    rect<s32> tofill; //Percentage indicator
+    rect<s32> empty; //"Empty" indicator
+    std::string text; // Text in the Progress Bar
+
+    irr::video::SColor fillcolor;
+    irr::video::SColor emptycolor;
+    irr::video::SColor bordercolor;
+    irr::video::IVideoDriver * vdriver;
+    irr::gui::IGUIFont * textfont;
+    
+};
+#endif

src/game.cpp

@@ -68,6 +68,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #endif
 #include "event_manager.h"
 #include <list>
+#include "IProgressBar.h"
 
 /*
 	Setting this to 1 enables a special camera mode that forces
@@ -506,7 +507,7 @@ PointedThing getPointedThing(Client *client, v3f player_position,
 */
 /*gui::IGUIStaticText **/
 void draw_load_screen(const std::wstring &text,
-		video::IVideoDriver* driver, gui::IGUIFont* font)
+		video::IVideoDriver* driver, gui::IGUIFont* font, bool end_scene=true)
 {
 	v2u32 screensize = driver->getScreenSize();
 	const wchar_t *loadingtext = text.c_str();
@@ -521,7 +522,7 @@ void draw_load_screen(const std::wstring &text,
 
 	driver->beginScene(true, true, video::SColor(255,0,0,0));
 	guienv->drawAll();
-	driver->endScene();
+	if(end_scene) driver->endScene();
 	
 	guitext->remove();
 	
@@ -1094,10 +1095,22 @@ void the_game(
 			ss<<L" Item definitions\n";
 			ss<<(client.nodedefReceived()?L"[X]":L"[  ]");
 			ss<<L" Node definitions\n";
-			ss<<L"["<<(int)(client.mediaReceiveProgress()*100+0.5)<<L"%] ";
-			ss<<L" Media\n";
+			//ss<<L"["<<(int)(client.mediaReceiveProgress()*100+0.5)<<L"%] ";
+			//ss<<L" Media\n";
 
-			draw_load_screen(ss.str(), driver, font);
+			draw_load_screen(ss.str(), driver, font, false);
+            v2u32 screensize = driver->getScreenSize();
+            core::vector2d<u32> textsize_u = font->getDimension(ss.str().c_str());
+            core::vector2d<s32> textsize(textsize_u.X,textsize_u.Y);
+            core::vector2d<s32> center(screensize.X/2, screensize.Y/2);
+            core::rect<s32> progrect(center - textsize/2, (center + textsize/2) + screensize.Y/16);
+            IProgressBar * pb = new IProgressBar(guienv,progrect,-1,0,font);
+            pb->setProgress((irr::u32)(client.mediaReceiveProgress()*100+0.5));
+            pb->addBorder(1);
+            pb->setText("Media");
+            pb->drop();
+            
+            driver->endScene();
 			
 			// Delay a bit
 			sleep_ms(1000*frametime);