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include
#include
#include
#include"D3DGUIClass.h"
//-----------------------------------------------------------------------------
//Desc:
构造函数
//-----------------------------------------------------------------------------
D3DGUIClass:
:
D3DGUIClass（LPDIRECT3DDEVICE9device,intw,inth）
{
m_pFonts=NULL;
m_pControls=NULL;
m_pVertexBuffer=NULL;
m_nTotalFontNum=m_nTotalControlNum=m_nTotalBufferNum=0;
m_nWindowWidth=m_nWindowHeight=0;
m_bIsBackgroundUsed=false;
m_pd3dDevice=device;
m_nWindowWidth=w;m_nWindowHeight=h;
memset（&m_Background,0,sizeof（GUICONTROL））;
}
//-----------------------------------------------------------------------------
//Name：
D3DGUIClass:
:
CreateTextFont（）
//Desc:
字体创建函数
//-----------------------------------------------------------------------------
boolD3DGUIClass:
:
CreateTextFont（wchar_t*fontName,intsize,int*fontID）
{
if（!
m_pd3dDevice）returnfalse;
if（!
m_pFonts）
{
m_pFonts=newLPD3DXFONT[1];
if（!
m_pFonts）returnfalse;
}
else
{
LPD3DXFONT*temp;
temp=newLPD3DXFONT[m_nTotalFontNum+1];
if（!
temp）returnfalse;
memcpy（temp,m_pFonts,
sizeof（LPD3DXFONT）*m_nTotalFontNum）;
delete[]m_pFonts;
m_pFonts=temp;
}
//调用D3DXCreateTextFont函数创建字体
D3DXCreateFont（m_pd3dDevice,size,0,0,1000,0,
DEFAULT_CHARSET,OUT_DEFAULT_PRECIS,DEFAULT_QUALITY,
0,fontName,
&m_pFonts[m_nTotalFontNum]）;
if（!
m_pFonts[m_nTotalFontNum]）returnfalse;
//存下字体ID和ID计数。
if（fontID）*fontID=m_nTotalFontNum;
m_nTotalFontNum++;
returntrue;
}
//-----------------------------------------------------------------------------
//Name：
D3DGUIClass:
:
AddBackground（）
//Desc:
创建保存背景图的缓存函数
//-----------------------------------------------------------------------------
boolD3DGUIClass:
:
AddBackground（wchar_t*fileName）
{
if（!
fileName）returnfalse;
m_Background.m_type=UGP_GUI_Background;
//从文件载入纹理图片
if（D3DXCreateTextureFromFile（m_pd3dDevice,fileName,&m_Background.m_Background）!
=D3D_OK）
returnfalse;
//获取窗口宽度和高度，以便稍后的背景铺满窗口
floatw=（float）m_nWindowWidth;
floath=（float）m_nWindowHeight;
GUIVERTEXobj[]=
{
{w,0,0.0f,1,D3DCOLOR_XRGB（255,255,255）,1.0f,0.0f},
{w,h,0.0f,1,D3DCOLOR_XRGB（255,255,255）,1.0f,1.0f},
{0,0,0.0f,1,D3DCOLOR_XRGB（255,255,255）,0.0f,0.0f},
{0,h,0.0f,1,D3DCOLOR_XRGB（255,255,255）,0.0f,1.0f},
};
//创建顶点缓存
if（FAILED（m_pd3dDevice->CreateVertexBuffer（sizeof（obj）,0,D3DFVF_GUI,
D3DPOOL_DEFAULT,&m_BackgroundBuffer,NULL）））returnfalse;
//填充顶点缓存
void*ptr;
if（FAILED（m_BackgroundBuffer->Lock（0,sizeof（obj）,（void**）&ptr,0）））returnfalse;
memcpy（ptr,obj,sizeof（obj））;
m_BackgroundBuffer->Unlock（）;
m_bIsBackgroundUsed=true;
returntrue;
}
//-----------------------------------------------------------------------------
//Name：
D3DGUIClass:
:
AddStaticText（）
//Desc:
创建静态文本控件
//-----------------------------------------------------------------------------
boolD3DGUIClass:
:
AddStaticText（intid,wchar_t*text,floatx,floaty,unsignedlongcolor,intfontID）
{
if（!
text||fontID<0||fontID>=m_nTotalFontNum）returnfalse;
//下面的代码用于创建一个控件
if（!
m_pControls）
{
m_pControls=newGUICONTROL[1];
if（!
m_pControls）returnfalse;
memset（&m_pControls[0],0,sizeof（GUICONTROL））;
}
else
{
GUICONTROL*temp;
temp=newGUICONTROL[m_nTotalControlNum+1];
if（!
temp）returnfalse;
memset（temp,0,sizeof（GUICONTROL）*
（m_nTotalControlNum+1））;
memcpy（temp,m_pControls,
sizeof（GUICONTROL）*m_nTotalControlNum）;
delete[]m_pControls;
m_pControls=temp;
}
//填充我们需要的静态文本信息
m_pControls[m_nTotalControlNum].m_type=UGP_GUI_STATICTEXT;
m_pControls[m_nTotalControlNum].m_id=id;
m_pControls[m_nTotalControlNum].m_color=color;
m_pControls[m_nTotalControlNum].m_xPos=x;
m_pControls[m_nTotalControlNum].m_yPos=y;
m_pControls[m_nTotalControlNum].m_listID=fontID;
//复制文本数据
intlen=wcslen（text）;
m_pControls[m_nTotalControlNum].m_text=newwchar_t[len+1];
if（!
m_pControls[m_nTotalControlNum].m_text）returnfalse;
wcscpy（m_pControls[m_nTotalControlNum].m_text,text）;
//m_pControls[m_nTotalControlNum].m_text[len]='\0';
//增量总数的计算
m_nTotalControlNum++;
returntrue;
}
//-----------------------------------------------------------------------------
//Name：
D3DGUIClass:
:
AddButton（）
//Desc:
创建按钮控件的函数
//-----------------------------------------------------------------------------
boolD3DGUIClass:
:
AddButton（intid,floatx,floaty,wchar_t*up,wchar_t*over,wchar_t*down）
{
if（!
up||!
over||!
down）returnfalse;
if（!
m_pControls）
{
m_pControls=newGUICONTROL[1];
if（!
m_pControls）returnfalse;
memset（&m_pControls[0],0,sizeof（GUICONTROL））;
}
else
{
GUICONTROL*temp;
temp=newGUICONTROL[m_nTotalControlNum+1];
if（!
temp）returnfalse;
memset（temp,0,sizeof（GUICONTROL）*
（m_nTotalControlNum+1））;
memcpy（temp,m_pControls,
sizeof（GUICONTROL）*m_nTotalControlNum）;
delete[]m_pControls;
m_pControls=temp;
}
//Setallthedataneededtorender/processabutton.
m_pControls[m_nTotalControlNum].m_type=UGP_GUI_BUTTON;
m_pControls[m_nTotalControlNum].m_id=id;
m_pControls[m_nTotalControlNum].m_xPos=x;
m_pControls[m_nTotalControlNum].m_yPos=y;
m_pControls[m_nTotalControlNum].m_listID=m_nTotalBufferNum;
//从文件加载纹理
if（D3DXCreateTextureFromFile（m_pd3dDevice,up,&m_pControls[m_nTotalControlNum].m_upTex）!
=D3D_OK）
{
returnfalse;
}
if（D3DXCreateTextureFromFile（m_pd3dDevice,over,&m_pControls[m_nTotalControlNum].m_overTex）!
=D3D_OK）
{
returnfalse;
}
if（D3DXCreateTextureFromFile（m_pd3dDevice,down,&m_pControls[m_nTotalControlNum].m_downTex）!
=D3D_OK）
{
returnfalse;
}
unsignedlongwhite=D3DCOLOR_XRGB（255,255,255）;
//获取一下图形的宽度和高度
D3DSURFACE_DESCdesc;
m_pControls[m_nTotalControlNum].m_upTex->GetLevelDesc（0,&desc）;
floatw=（float）desc.Width;
floath=（float）desc.Height;
m_pControls[m_nTotalControlNum].m_width=w;
m_pControls[m_nTotalControlNum].m_height=h;
GUIVERTEXobj[]=
{
{w+x,0+y,0.0f,1,white,1.0f,0.0f},
{w+x,h+y,0.0f,1,white,1.0f,1.0f},
{0+x,0+y,0.0f,1,white,0.0f,0.0f},
{0+x,h+y,0.0f,1,white,0.0f,1.0f},
};
//创建顶点缓存
if（!
m_pVertexBuffer）
{
m_pVertexBuffer=newLPDIRECT3DVERTEXBUFFER9[1];
if（!
m_pVertexBuffer）returnfalse;
}
else
{
LPDIRECT3DVERTEXBUFFER9*temp;
temp=newLPDIRECT3DVERTEXBUFFER9[m_nTotalBufferNum+1];
if（!
temp）returnfalse;
memcpy（temp,m_pVertexBuffer,
sizeof（LPDIRECT3DVERTEXBUFFER9）*m_nTotalBufferNum）;
delete[]m_pVertexBuffer;
m_pVertexBuffer=temp;
}
if（FAILED（m_pd3dDevice->CreateVertexBuffer（sizeof（obj）,0,
D3DFVF_GUI,D3DPOOL_DEFAULT,&m_pVertexBuffer[m_nTotalBufferNum],NULL）））
{
returnfalse;
}
//填充顶点缓存
void*ptr;
if（FAILED（m_pVertexBuffer[m_nTotalBufferNum]->Lock（0,sizeof（obj）,（void**）&ptr,0）））
{
returnfalse;
}
memcpy（ptr,obj,sizeof（obj））;
m_pVertexBuffer[m_nTotalBufferNum]->Unlock（）;
//自增
m_nTotalBufferNum++;
//自增
m_nTotalControlNum++;
returntrue;
}
//-----------------------------------------------------------------------------
//Name：
D3DGUIClass:
:
ClearUp（）
//Desc:
清理门户释放资源的函数
//-----------------------------------------------------------------------------
voidD3DGUIClass:
:
ClearUp（）
{
//清理门户，释放所有的资源
if（m_bIsBackgroundUsed）
{
if（m_Background.m_Background）
m_Background.m_Background->Release（）;
if（m_BackgroundBuffer）
m_BackgroundBuffer->Release（）;
}
m_Background.m_Background=NULL;
m_BackgroundBuffer=NULL;
for（inti=0;i{
if（m_pFonts[i]）
{
m_pFonts[i]->Release（）;
m_pFonts[i]=NULL;
}
}
if（m_pFonts）delete[]m_pFonts;
m_pFonts=NULL;
m_nTotalFontNum=0;
for（inti=0;i{
if（m_pVertexBuffer[i]）
{
m_pVertexBuffer[i]->Release（）;
m_pVertexBuffer[i]=NULL;
}
}
if（m_pVertexBuffer）delete[]m_pVertexBuffer;
m_pVertexBuffer=NULL;
m_nTotalBufferNum=0;
for（inti=0;i{
if（m_pControls[i].m_Background）
{
m_pControls[i].m_Background->Release（）;
m_pControls[i].m_Background=NULL;
}
if（m_pControls[i].m_upTex）
{
m_pControls[i].m_upTex->Release（）;
m_pControls[i].m_upTex=NULL;
}
if（m_pControls[i].m_downTex）
{
m_pControls[i].m_downTex->Release（）;
m_pControls[i].m_downTex=NULL;
}
if（m_pControls[i].m_overTex）
{
m_pControls[i].m_overTex->Release（）;
m_pControls[i].m_overTex=NULL;
}
if（m_pControls[i].m_text）
{
delete[]m_pControls[i].m_text;
m_pControls[i].m_text=NULL;
}
}
if（m_pControls）delete[]m_pControls;
m_pControls=NULL;
m_nTotalControlNum=0;
}
//-----------------------------------------------------------------------------
//Name：
ProcessGUI
//Desc:
全局的函数，封装渲染整个GUI系统，同样还为控件调用回调函数
//-----------------------------------------------------------------------------
voidProcessGUI（D3DGUIClass*gui,boolLMBDown,intmouseX,intmouseY,void（*funcPtr）（intid,intstate））
{
if（!
gui）return;
LPDIRECT3DDEVICE9device=gui->GetD3dDevice（）;
if（!
device）return;
//绘制背景
GUICONTROL*Background=gui->GetBackground（）;
LPDIRECT3DVERTEXBUFFER9bdBuffer=gui->GetBackgroundBuffer（）;
//已经创建出的东西才绘制，所以来个if
if（gui->IsBackgroundUsed（）&&Background&&bdBuffer）
{
device->SetTexture（0,Background->m_Background）;
device->SetStreamSource（0,bdBuffer,0,sizeof（GUIVERTEX））;
device->SetFVF（D3DFVF_GUI）;
device->DrawPrimitive（D3DPT_TRIANGLESTRIP,0,2）;
device->SetTexture（0,NULL）;
}
//用来显示文本的对象
LPD3DXFONTpFont=NULL;
RECTfontPosition={0,0,（long）gui->GetWindowWidth（）,
（long）gui->GetWindowHeig
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