Library for 3.2'' uLcd Picaso Display4D system Picaso Serial Environment Command Set web: http://www.4dsystems.com.au/product/20/67/Processors_Graphics/PICASO/

Revision:
1:a74e42cf52b2
diff -r 65fd8b1cbf86 -r a74e42cf52b2 Triangle.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Triangle.cpp	Sun Apr 05 13:54:48 2015 +0000
@@ -0,0 +1,142 @@
+#include "Triangle.h"
+
+Triangle::Triangle(Screen* mScreen,UINT16 _x1,UINT16 _y1,
+                   UINT16 _x2,UINT16 _y2,
+                   UINT16 _x3,UINT16 _y3,Color _color):
+    Sprite(mScreen,0,_x2,_y1,_x3-_x2,_y3-_y1,_color)
+{
+    myX1=_x1;
+    myY1=_y1;
+    myX2=_x2;
+    myY2=_y2;
+    myX3=_x3;
+    myY3=_y3;
+    myU=_x1-_x2;
+    myV=_y2-_y1;
+
+    myType=OBJ_TRIANGLE;
+
+    myScreen->addWidget((Widget*) this);
+}
+//-----------------------------------------------
+Triangle::~Triangle(void)
+{
+}
+//-----------------------------------------------
+void Triangle::draw(void)
+{
+// isVisible ?
+    if(myIsVisible==false) {
+        return;
+    }
+    //
+    PicasoSerial* ps=0;
+    ps=myScreen->getPicasoSerial();
+
+    if(ps!=0) {
+        ps->draw_filled_triangle(myX1,myY1,myX2,myY2,myX3,myY3,myColor);
+    }
+    ps=0;
+}
+//------------------------------------------------
+void Triangle::setInvisible(bool _state)
+{
+// element devient invisible
+    if(_state==true) {
+        if(myIsVisible==false)
+            return;
+
+        myIsVisible=false;
+
+        Color c= myScreen->getColorBkg();
+
+        PicasoSerial* ps=0;
+        ps=myScreen->getPicasoSerial();
+
+        if(ps!=0) {
+            ps->draw_filled_triangle(myX1,myY1,myX2,myY2,myX3,myY3,c);
+        }
+        ps=0;
+    }
+
+    // element devient visible
+    else {
+        myIsVisible=true;
+
+        this->draw();
+    }
+}
+//------------------------------------------------
+void Triangle::setNewPosition(INT16 _xnew,INT16 _ynew)
+{
+    setNewPosition(_xnew,_ynew,true);
+}
+//------------------------------------------------
+void Triangle::setNewPosition(INT16 _xnew,INT16 _ynew,bool isScreenLimits)
+{
+    if(myIsVisible==false)
+        return;
+    //
+    if(myX==_xnew && myY==_ynew)
+        return;
+    setInvisible(true); // colorie le tri avec couleur de la screen
+
+    myIsVisible=true;
+    if(isScreenLimits) {
+        //test Xmax
+        if(_xnew+myWidth >= myXMoveMax) {
+            _xnew=myXMoveMax-myWidth;
+
+            if(myState==STATE_ON)
+                myState=BUMP_RIGHT;
+        }
+        //
+        //test Xmin
+        if(_xnew <= myXMoveMin) {
+            _xnew=myXMoveMin;
+
+            if(myState==STATE_ON)
+                myState=BUMP_LEFT;
+        }
+        //test Ymax
+        if(_ynew +myHeight >= myYMoveMax && _ynew >0) {
+            _ynew = myYMoveMax- myHeight;
+
+            if(myState==STATE_ON)
+                myState=BUMP_DOWN;
+        }
+        //test yminMin;
+        if(_ynew <= myYMoveMin) {
+            _ynew=myYMoveMin;
+
+            if(myState==STATE_ON)
+                myState=BUMP_UP;
+        }
+    }
+    //
+    myX=_xnew;
+    myY=_ynew;
+
+    myX1=_xnew+myU;
+    myY1=_ynew;
+
+    myX2=_xnew;
+    myY2=_ynew+myV;
+
+    myX3=_xnew+myWidth;
+    myY3=_ynew+myHeight;
+
+    this->draw();
+}
+//------------------------------------------------
+void Triangle::update(float delta)
+{
+    if(myIsUpdateAutomatic)
+        elementUpdate();
+    //
+    float xnew=myX+mySpeedX*delta;
+    float ynew=myY+mySpeedY*delta;
+
+    this->setNewPosition((INT16)xnew,(INT16)ynew,true);
+
+}