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SOL9 Sample: Direct3DX11TextRenderingWithColorChooser
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1 Screenshot
2 Source code
/*
* Direct3DX11TextRenderingWithColorChooser.cpp
* Copyright (c) 2015 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED.
*/
// 2016/01/16
// 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/direct3d11/DirectX3D11MainView.h>
#include <sol/direct3d11/DirectX3D11View.h>
#include <sol/direct3d11/Direct3D11RenderTargetView.h>
#include <sol/direct3d11/Direct3D11DepthStencilView.h>
#include <sol/direct3d11/Direct3D11Texture2D.h>
#include <sol/direct3d11/D3D11Texture2DDesc.h>
#include <sol/direct3d11/D3D11DepthStencilViewDesc.h>
#include <sol/directx/Direct2D1Factory.h>
#include <sol/directx/Direct2D1RenderTarget.h>
#include <sol/directx/Direct2D1SolidColorBrush.h>
#include <sol/directx/DirectWriteFactory.h>
#include <sol/directx/DirectWriteTextFormat.h>
#include <sol/dxgi/DirectXGISurface.h>
#include "resource.h"
namespace SOL {
class MainView :public DirectX3D11MainView {
private:
//////////////////////////////////////////////
//Inner class starts
class SimpleView : public DirectX3D11View {
private:
SmartPtr<Direct3D11RenderTargetView> renderTargetView;
SmartPtr<Direct3D11DepthStencilView> depthStencilView;
SmartPtr<Direct2D1SolidColorBrush> solidColorBrush;
SmartPtr<DirectXGISurface> dxgiSurface;
SmartPtr<Direct2D1Factory> d2d1Factory;
SmartPtr<Direct2D1RenderTarget> d2d1RenderTarget;
SmartPtr<DirectWriteFactory> writeFactory;
SmartPtr<DirectWriteTextFormat> textFormat;
D2D1_COLOR_F color;
public:
void deleteViews()
{
Direct3D11ImmediateContext* d3d11ImmediateContext = getD3D11ImmediateContext();
d3d11ImmediateContext -> setOMRenderTargets(0, NULL, NULL);
renderTargetView = NULL;
depthStencilView = NULL;
}
virtual void createViews()
{
int width = 0;
int height = 0;
validateClientSize(width, height);
try {
Direct3D11Device* d3d11Device = getD3D11Device();
Direct3D11ImmediateContext* d3d11ImmediateContext = getD3D11ImmediateContext();
DirectXGISwapChain* swapChain = getSwapChain();
d3d11ImmediateContext -> setOMRenderTargets(0, NULL, NULL);
//1 Create an instance of Direct3D11RenderTargetView
Direct3D11Texture2D renderTargetViewTexture(*swapChain); ;
renderTargetView = new Direct3D11RenderTargetView(*d3d11Device, renderTargetViewTexture, NULL);
//2 Create a temporary depthDesc(D3D11Texture2DDesc).
D3D11Texture2DDesc 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(D3D11_USAGE_DEFAULT);
depthDesc.bindFlags(D3D11_BIND_DEPTH_STENCIL);
//3 Create a temporary depthStencilTexture(Direct3D11Texture2D) from texture2DDesc.
Direct3D11Texture2D depthStencilTexute(*d3d11Device, depthDesc);
//4 Create a temporary depthStencilViewDesc(D3D11DepthStencilViewDesc)
D3D11DepthStencilViewDesc depthStencilViewDesc(DXGI_FORMAT_D32_FLOAT, D3D11_DSV_DIMENSION_TEXTURE2D);
//5 Create an instance of Direct3DDepthStencilView from depthStencilTexture and depthStencilViewDesc
depthStencilView = new Direct3D11DepthStencilView(*d3d11Device, depthStencilTexute, depthStencilViewDesc);
ID3D11RenderTargetView* targetView = *renderTargetView;
//6 Set renderTargetView and depthStencilView to id3d11Device
d3d11ImmediateContext ->setOMRenderTargets(1, &targetView, *depthStencilView);
} catch (Exception& ex) {
caught(ex);
}
}
virtual void initialize()
{
try {
Direct3D11Device* d3d11Device = getD3D11Device();
// 1 Create rendarTargetView and depthStencilView.
createViews();
//
DirectXGISwapChain* swapChain = getSwapChain();
// 2 Create an instance of DirectXGISurface;
dxgiSurface = new DirectXGISurface(*swapChain);
d2d1Factory = new Direct2D1Factory();
FLOAT dpiX = 0.0f;
FLOAT dpiY = 0.0f;
d2d1Factory->getDesktopDpi(&dpiX, &dpiY);
D2D1_RENDER_TARGET_PROPERTIES props =D2D1::RenderTargetProperties(
D2D1_RENDER_TARGET_TYPE_DEFAULT,
D2D1::PixelFormat(DXGI_FORMAT_UNKNOWN, D2D1_ALPHA_MODE_PREMULTIPLIED),
dpiX,
dpiY
);
// 3 Create an instance of Direct2D1RenderTarget.
d2d1RenderTarget = new Direct2D1RenderTarget(*d2d1Factory, *dxgiSurface, &props);
// 4 Create an instance DirectWriterFactory.
writeFactory = new DirectWriteFactory();
// 5 Create a red solidColorBrush.
solidColorBrush = new Direct2D1SolidColorBrush(*d2d1RenderTarget, color);
// 8 Create an instance DirectWriterTextFormat.
textFormat = new DirectWriteTextFormat(*writeFactory,
L"Gabriola",
NULL,
DWRITE_FONT_WEIGHT_NORMAL,
DWRITE_FONT_STYLE_NORMAL,
DWRITE_FONT_STRETCH_NORMAL,
60.0f,
L"");
textFormat -> setTextAlignment(DWRITE_TEXT_ALIGNMENT_CENTER);
textFormat -> setParagraphAlignment(DWRITE_PARAGRAPH_ALIGNMENT_CENTER);
} catch (Exception& ex) {
caught(ex);
}
}
// Draw a wchar_t string on the d2d1RenderTarget.
void drawText(const wchar_t* text)
{
try {
d2d1RenderTarget -> beginDraw();
d2d1RenderTarget -> setTransform(D2D1::Matrix3x2F::Identity());
d2d1RenderTarget -> clear(D2D1::ColorF(D2D1::ColorF(0.0f, 0.4f, 0.4f, 1.0f)));
auto size = d2d1RenderTarget->getSize();
auto rectangle = D2D1::RectF(0.0f, 0.0f, size.width, size.height);
d2d1RenderTarget -> drawText(
text,
wcslen(text),
*textFormat,
rectangle,
*solidColorBrush);
d2d1RenderTarget -> endDraw();
} catch (Exception& ex) {
caught(ex);
}
}
virtual void display()
{
try {
Direct3D11Device* d3d11Device = getD3D11Device();
DirectXGISwapChain* swapChain = getSwapChain();
Direct3D11ImmediateContext* d3d11ImmediateContext = getD3D11ImmediateContext();
if (renderTargetView &&
depthStencilView &&
d2d1RenderTarget) {
d3d11ImmediateContext -> clear(*renderTargetView, XMColor(0.0f, 0.3f, 0.3f, 0.0f));
d3d11ImmediateContext -> clear(*depthStencilView);
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(DirectX3D11MainView* parent, const TCHAR* name, Args& args)
:DirectX3D11View(parent, name, args ),
color( D2D1::ColorF(D2D1::ColorF(1.0f, 1.0f, 1.0f, 1.0f)) )
{
}
~SimpleView()
{
}
private:
void resize(int width, int height)
{
Direct3D11Device* device = getD3D11Device();
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);
}
}
public:
void updateTextColor(D2D1_COLOR_F cf)
{
color = cf;
if (solidColorBrush != nullptr) {
solidColorBrush -> setColor(color);
}
}
};
//////////////////////////////////////////////
// Inner class ends.
private:
SmartPtr<SimpleView> view;
SmartPtr<ColorChooser> chooser;
static const int CONTROL_AREA_WIDTH = 300;
static const int MARGIN = 2;
public:
// Constructor
MainView(Application& applet, const TCHAR* name, Args& args)
:DirectX3D11MainView(applet, name,
args.set(XmNstyle, (ulong)WS_CLIPCHILDREN|WS_CLIPSIBLINGS) )
{
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);
// 2 Post a resize request to this MainView.
postResizeRequest();
}
public:
~MainView()
{
}
private:
long picked(Event& event)
{
COLORREF 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( D2D1::ColorF(D2D1::ColorF(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 imageViewer(applet, appClass, args);
imageViewer.realize();
applet.run();
} catch (Exception& ex) {
caught(ex);
}
}
Last modified: 1 Feb 2017
Copyright (c) 2017 Antillia.com ALL RIGHTS RESERVED.