SOL9 Sample: Direct3DX10TextDrawingWithColorChooser
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1 Screenshot
2 Source code
/*
* Direct3DX10TextDrawingWithColorChooser.cpp
* Copyright (c) 2015 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED.
*/
// 2015/10/20
// 2017/01/28 Updated to use ModuleFileName class and caught macro.
#pragma warning(disable : 4005)
#pragma warning(disable : 4838)
#define COMMONCONTROLS_V6
#include <sol/ColorChooser.h>
#include <sol/direct3d10/DirectX3D10MainView.h>
#include <sol/direct3d10/DirectX3D10View.h>
#include <sol/direct3d10/Direct3D10RenderTargetView.h>
#include <sol/direct3d10/Direct3D10DepthStencilView.h>
#include <sol/direct3d10/Direct3D10Texture2D.h>
#include <sol/direct3d10/Direct3DX10Font.h>
#include <sol/direct3d10/D3D10Texture2DDesc.h>
#include <sol/direct3d10/D3D10DepthStencilViewDesc.h>
#include "resource.h"
namespace SOL {
class MainView :public DirectX3D10MainView {
private:
//////////////////////////////////////////////
//Inner class starts
class SimpleView : public DirectX3D10View {
private:
SmartPtr<Direct3D10RenderTargetView> renderTargetView;
SmartPtr<Direct3D10DepthStencilView> depthStencilView;
SmartPtr<Direct3DX10Font> font;
D3DXCOLOR textColor;
public:
void deleteViews()
{
Direct3D10Device* d3d10device = getD3D10Device();
d3d10device ->setOMRenderTargets(0, NULL, NULL);
renderTargetView = NULL;
depthStencilView = NULL;
}
virtual void createViews()
{
int width = 0;
int height = 0;
validateClientSize(width, height);
try {
Direct3D10Device* d3d10Device = getD3D10Device();
DirectXGISwapChain* swapChain = getSwapChain();
d3d10Device ->setOMRenderTargets(0, NULL, NULL);
//1 Create an instance of Direct3D10RenderTargetView
Direct3D10Texture2D renderTargetViewTexture(*swapChain); ;
renderTargetView = new Direct3D10RenderTargetView(*d3d10Device, renderTargetViewTexture, NULL);
//2 Create a temporary depthDesc(D3D10Texture2DDesc).
D3D10Texture2DDesc depthDesc;
depthDesc.width(width);
depthDesc.height(height);
depthDesc.mipLevels(1);
depthDesc.arraySize(1);
depthDesc.format(DXGI_FORMAT_D32_FLOAT);
depthDesc.sampleDescCount(1);
depthDesc.sampleDescQuality(0);
depthDesc.usage(D3D10_USAGE_DEFAULT);
depthDesc.bindFlags(D3D10_BIND_DEPTH_STENCIL);
//3 Create a temporary depthStencilTexture(Direct3D10Texture2D) from texture2DDesc.
Direct3D10Texture2D depthStencilTexute(*d3d10Device, depthDesc);
//4 Create a temporary depthStencilViewDesc(D3D10DepthStencilViewDesc)
D3D10DepthStencilViewDesc depthStencilViewDesc(DXGI_FORMAT_D32_FLOAT, D3D10_DSV_DIMENSION_TEXTURE2D);
//5 Create an instance of Direct3DDepthStencilView from depthStencilTexture and depthStencilViewDesc
depthStencilView = new Direct3D10DepthStencilView(*d3d10Device, depthStencilTexute, depthStencilViewDesc);
ID3D10RenderTargetView* targetView = *renderTargetView;
//6 Set renderTargetView and depthStencilView to id3d10Device
d3d10Device ->setOMRenderTargets(1, &targetView, *depthStencilView);
} catch (Exception& ex) {
caught(ex);
}
}
virtual void initialize()
{
try {
Direct3D10Device* d3d10Device = getD3D10Device();
//1 Create Direct3D10Font to draw a text string.
Args args;
args.set(XmNheight, 100);
args.set(XmNwidth, 0);
args.set(XmNweight, FW_NORMAL);
args.set(XmNmipLevels, 1);
args.set(XmNitalic, FALSE);
args.set(XmNcharSet, DEFAULT_CHARSET);
args.set(XmNoutputPrecision, OUT_DEFAULT_PRECIS);
args.set(XmNquality, DEFAULT_QUALITY);
args.set(XmNpitchAndFamily, DEFAULT_PITCH | FF_DONTCARE);
args.set(XmNfaceName, _T("Gabriola"));
font = new Direct3DX10Font(*d3d10Device, args);
//2 Create rendarTargetView and depthStencilView.
createViews();
} catch (Exception& ex) {
caught(ex);
}
}
void drawText(const TCHAR* text)
{
try {
RECT r;
getClientRect(&r);
int width = r.right - r.left;
int height = r.bottom - r.top;
RECT rc;
font->drawText(NULL, text, -1, &rc, DT_CALCRECT |DT_LEFT, textColor);
// D3DXCOLOR(1.0, 1.0, 1.0, 1.0));
int rcw = rc.right - rc.left;
int rch = rc.bottom - rc.top;
r.top = (height- rch)/2;
r.bottom = r.bottom -(height -rch)/2;
r.left = (width - rcw)/2;
r.right = r.right - (width - rcw)/2;
font -> drawText(NULL, text, -1, &r, DT_LEFT, textColor); //D3DXCOLOR(1.0, 1.0, 1.0, 1.0));
} catch (Exception& ex) {
caught(ex);
}
}
virtual void display()
{
try {
Direct3D10Device* d3d10Device = getD3D10Device();
DirectXGISwapChain* swapChain = getSwapChain();
if (renderTargetView && depthStencilView) {
renderTargetView -> clear(D3DXCOLOR(0.0f, 0.3f, 0.3f, 0.0f));
depthStencilView -> clear();
const TCHAR* text = _T("Atlantis awakens.\nYou raize me up.\nTime to say goodbye.");
drawText(text);
}
swapChain -> present();
} catch (Exception& ex) {
caught(ex);
}
}
public:
// Constructor
SimpleView(DirectX3D10MainView* parent, const TCHAR* name, Args& args)
:DirectX3D10View(parent, name, args )
{
textColor = D3DXCOLOR(1.0, 1.0, 1.0, 1.0);
}
~SimpleView()
{
}
public:
void updateTextColor(D3DXCOLOR color)
{
textColor = color;
}
private:
void resize(int width, int height)
{
Direct3D10Device* device = getD3D10Device();
DirectXGISwapChain* swapChain = getSwapChain();
if (device == NULL ||
swapChain == NULL ||
renderTargetView == NULL ||
depthStencilView == NULL) {
return ;
}
try {
// 1 Delete existing rendarTargetView and depthStencilView.
deleteViews();
// 2 ResizeBuffers swapChain(IDXGISwapChain)
swapChain -> resizeBuffers(width, height);
// 3 Recreate rendarTargetView and depthStencilView.
createViews();
// 4 SetViewPort
setViewPort(width, height);
} catch (Exception& ex) {
caught(ex);
}
}
};
//////////////////////////////////////////////
// Inner class ends.
private:
SmartPtr<SimpleView> view;
SmartPtr<ColorChooser> chooser;
COLORREF rgb;
static const int CONTROL_AREA_WIDTH = 300;
static const int MARGIN = 2;
public:
// Constructor
MainView(Application& applet, const TCHAR* name, Args& args)
:DirectX3D10MainView(applet, name,
args.set(XmNstyle, (ulong)WS_CLIPCHILDREN|WS_CLIPSIBLINGS) )
{
// 1 Create a view of SimpleView.
Args ar;
int width = 0;
int height = 0;
getClientSize(width, height);
ar.set(XmNwidth, width);
ar.set(XmNheight,height);
ar.set(XmNstyle, WS_BORDER|WS_CHILD|WS_VISIBLE);
view = new SimpleView(this, _T(""), ar);
ar.reset();
ar.set(XmNstyle, WS_VISIBLE);
//ar.set(XmNstyle, (ulong)SS_OWNERDRAW);
chooser = new ColorChooser(this, NULL, ar);
addEventHandler(WM_COLORCHOOSER_PICKED, this,
(Handler)&MainView::picked, NULL);
rgb = chooser ->getCurrentColor();
// 2 Post a resize request to this MainView.
postResizeRequest();
}
public:
~MainView()
{
}
private:
long picked(Event& event)
{
rgb = (COLORREF)event.getLParam();
BYTE r = GetRValue(rgb);
BYTE g = GetGValue(rgb);
BYTE b = GetBValue(rgb);
float rf = (float)r/(float)0xff;
float gf = (float)g/(float)0xff;
float bf = (float)b/(float)0xff;
view -> updateTextColor(D3DXCOLOR(rf, gf, bf, 1.0f));
view -> invalidateAll();
view -> update();
return 0L;
}
void resize(int width, int height)
{
if (view != nullptr && chooser != nullptr) {
int w = width;
if (w > CONTROL_AREA_WIDTH) {
w -= CONTROL_AREA_WIDTH;
}
view -> reshape(0, 0, w, height);
chooser -> reshape(w+2, 2, CONTROL_AREA_WIDTH-2, height);
view -> postResizeRequest(w, height);
}
}
};
}
//////////////////////////////////////////////
//
void Main(int argc, TCHAR** argv)
{
ModuleFileName module(argv[0]);
const TCHAR* appClass = module.getAppName();
try {
Application applet(appClass, argc, argv);
Args args;
args.set(XmNwidth, 700);
args.set(XmNheight, 480);
MainView mainv(applet, appClass, args);
mainv.realize();
applet.run();
} catch (Exception& ex) {
caught(ex);
}
}
Last modified: 1 Feb 2017
Copyright (c) 2017 Antillia.com ALL RIGHTS RESERVED.