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Diffstat (limited to 'archive/blr1/src/menuitem.cpp')
| -rw-r--r-- | archive/blr1/src/menuitem.cpp | 201 |
1 files changed, 201 insertions, 0 deletions
diff --git a/archive/blr1/src/menuitem.cpp b/archive/blr1/src/menuitem.cpp new file mode 100644 index 0000000..353b6b7 --- /dev/null +++ b/archive/blr1/src/menuitem.cpp @@ -0,0 +1,201 @@ +/*
+** Haaf's Game Engine 1.7
+** Copyright (C) 2003-2007, Relish Games
+** hge.relishgames.com
+**
+** Tutorial 06 - Creating menus
+*/
+
+// In menuitem.cpp/h we define the
+// behaviour of our custom GUI control
+
+#include "menuitem.h"
+#define UnfocColor 0xFFAAAAAA
+#define FocColor 0xFFFFFFFF
+// This is a GUI control constructor,
+// we should initialize all the variables here
+hgeGUIMenuItem::hgeGUIMenuItem(int _id, hgeFont *_fnt, HEFFECT _snd, float _x, float _y, float _delay, char *_title)
+{
+ float w;
+
+ id=_id;
+ fnt=_fnt;
+ snd=_snd;
+ delay=_delay;
+ title=_title;
+
+ color.SetHWColor(UnfocColor);
+ shadow.SetHWColor(0x30000000);
+ offset=0.0f;
+ timer=-1.0f;
+ timer2=-1.0f;
+
+ bStatic=false;
+ bVisible=true;
+ bEnabled=true;
+
+ w=fnt->GetStringWidth(title);
+ rect.Set(_x-w/2, _y, _x+w/2, _y+fnt->GetHeight());
+}
+
+// Reposition the item
+void hgeGUIMenuItem::RePos(float x,float y)
+{
+ float w=fnt->GetStringWidth(title);
+ rect.Set(x-w/2, y, x+w/2, y+fnt->GetHeight());
+}
+
+// This method is called when the control should be rendered
+void hgeGUIMenuItem::Render()
+{
+ fnt->SetColor(shadow.GetHWColor());
+ fnt->Render(rect.x1+offset+3, rect.y1+3, HGETEXT_LEFT, title);
+ fnt->SetColor(color.GetHWColor());
+ fnt->Render(rect.x1-offset, rect.y1-offset, HGETEXT_LEFT, title);
+}
+
+// This method is called each frame,
+// we should update the animation here
+void hgeGUIMenuItem::Update(float dt)
+{
+ if(timer2 != -1.0f)
+ {
+ timer2+=dt;
+ if(timer2 >= delay+0.1f)
+ {
+ color=scolor2+dcolor2;
+ shadow=sshadow+dshadow;
+ offset=0.0f;
+ timer2=-1.0f;
+ }
+ else
+ {
+ if(timer2 < delay) { color=scolor2; shadow=sshadow; }
+ else { color=scolor2+dcolor2*(timer2-delay)*10; shadow=sshadow+dshadow*(timer2-delay)*10; }
+ }
+ }
+ else if(timer != -1.0f)
+ {
+ timer+=dt;
+ if(timer >= 0.2f)
+ {
+ color=scolor+dcolor;
+ offset=soffset+doffset;
+ timer=-1.0f;
+ }
+ else
+ {
+ color=scolor+dcolor*timer*5;
+ offset=soffset+doffset*timer*5;
+ }
+ }
+}
+
+// This method is called when the GUI
+// is about to appear on the screen
+void hgeGUIMenuItem::Enter()
+{
+ hgeColor tcolor2;
+
+ scolor2.SetHWColor(UnfocColor&0x00FFFFFF);
+ tcolor2.SetHWColor(UnfocColor);
+ dcolor2=tcolor2-scolor2;
+
+ sshadow.SetHWColor(0x00000000);
+ tcolor2.SetHWColor(0x30000000);
+ dshadow=tcolor2-sshadow;
+
+ timer2=0.0f;
+}
+
+// This method is called when the GUI
+// is about to disappear from the screen
+void hgeGUIMenuItem::Leave()
+{
+ hgeColor tcolor2;
+
+ scolor2.SetHWColor(UnfocColor);
+ tcolor2.SetHWColor(UnfocColor&0x00FFFFFF);
+ dcolor2=tcolor2-scolor2;
+
+ sshadow.SetHWColor(0x30000000);
+ tcolor2.SetHWColor(0x00000000);
+ dshadow=tcolor2-sshadow;
+
+ timer2=0.0f;
+}
+
+// This method is called to test whether the control
+// have finished it's Enter/Leave animation
+bool hgeGUIMenuItem::IsDone()
+{
+ if(timer2==-1.0f) return true;
+ else return false;
+}
+
+// This method is called when the control
+// receives or loses keyboard input focus
+void hgeGUIMenuItem::Focus(bool bFocused)
+{
+ hgeColor tcolor;
+
+ if(bFocused)
+ {
+ hge->Effect_Play(snd);
+ scolor.SetHWColor(UnfocColor);
+ tcolor.SetHWColor(FocColor);
+ soffset=0;
+ doffset=4;
+ }
+ else
+ {
+ scolor.SetHWColor(FocColor);
+ tcolor.SetHWColor(UnfocColor);
+ soffset=4;
+ doffset=-4;
+ }
+
+ dcolor=tcolor-scolor;
+ timer=0.0f;
+}
+
+// This method is called to notify the control
+// that the mouse cursor has entered or left it's area
+void hgeGUIMenuItem::MouseOver(bool bOver)
+{
+ if(bOver) gui->SetFocus(id);
+}
+
+// This method is called to notify the control
+// that the left mouse button state has changed.
+// If it returns true - the caller will receive
+// the control's ID
+bool hgeGUIMenuItem::MouseLButton(bool bDown)
+{
+ if(!bDown)
+ {
+ offset=4;
+ return true;
+ }
+ else
+ {
+ hge->Effect_Play(snd);
+ offset=0;
+ return false;
+ }
+}
+
+// This method is called to notify the
+// control that a key has been clicked.
+// If it returns true - the caller will
+// receive the control's ID
+bool hgeGUIMenuItem::KeyClick(int key, int chr)
+{
+ if(key==HGEK_ENTER || key==HGEK_SPACE || key==HGEK_Z)
+ {
+ MouseLButton(true);
+ return MouseLButton(false);
+ }
+
+ return false;
+}
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