[Resolvido] Desenhando em janela (windows form)

[diegobill 0]

Estou tentando fazer um programa para desenhar com o mouse (dando só um clique) em uma janela windows form usando o visual c++, mas não está funcionando quando clico não desenha...

 

 

 

ARQUIVO Form1.h:

-----------------------------------------------------

#pragma once

#include "elementos.h"
namespace path {

	using namespace System;
	using namespace System::ComponentModel;
	using namespace System::Collections;
	using namespace System::Windows::Forms;
	using namespace System::Data;
	using namespace System::Drawing;
	using namespace CLRSketcher;
	enum class ElementType{robo, obstaculo, objetivo};
	/// <summary>
	/// Summary for Form1
	///
	/// WARNING: If you change the name of this class, you will need to change the
	///		  'Resource File Name' property for the managed resource compiler tool
	///		  associated with all .resx files this class depends on.  Otherwise,
	///		  the designers will not be able to interact properly with localized
	///		  resources associated with this form.
	/// </summary>
	public ref class Form1 : public System::Windows::Forms::Form
	{
	public:
		Form1(void) : drawing(false)
		{
			InitializeComponent();
			//
			//TODO: Add the constructor code here
			//
		}

	protected:
		/// <summary>
		/// Clean up any resources being used.
		/// </summary>
		~Form1()
		{
			if (components)
			{
				delete components;
			}
		}
	private: System::Windows::Forms::RadioButton^  radioButton1;
	protected: 
	private: System::Windows::Forms::RadioButton^  radioButton2;
	private: System::Windows::Forms::RadioButton^  radioButton3;


	private:
		/// <summary>
		/// Required designer variable.
		/// </summary>
		System::ComponentModel::Container ^components;
		 // Current element type
		 ElementType elementType;
		 // Current drawing color
		 //Color color;
		 // Records when drawing an element is in progress
		 bool drawing;

			 // Temporary store for the element being drawn
		 Element^ tempRobo;
		 Element^ tempObjetivo;
	private: System::Windows::Forms::Button^  button1;


			 Element^ tempObstaculo;

#pragma region Windows Form Designer generated code
		/// <summary>
		/// Required method for Designer support - do not modify
		/// the contents of this method with the code editor.
		/// </summary>
		void InitializeComponent(void)
		{
			this->radioButton1 = (gcnew System::Windows::Forms::RadioButton());
			this->radioButton2 = (gcnew System::Windows::Forms::RadioButton());
			this->radioButton3 = (gcnew System::Windows::Forms::RadioButton());
			this->button1 = (gcnew System::Windows::Forms::Button());
			this->SuspendLayout();
			// 
			// radioButton1
			// 
			this->radioButton1->AutoSize = true;
			this->radioButton1->Location = System::Drawing::Point(12, 237);
			this->radioButton1->Name = L"radioButton1";
			this->radioButton1->Size = System::Drawing::Size(46, 17);
			this->radioButton1->TabIndex = 0;
			this->radioButton1->TabStop = true;
			this->radioButton1->Text = L"robo";
			this->radioButton1->UseVisualStyleBackColor = true;
			this->radioButton1->CheckedChanged += gcnew System::EventHandler(this, &Form1::radioButton1_CheckedChanged);
			// 
			// radioButton2
			// 
			this->radioButton2->AutoSize = true;
			this->radioButton2->Location = System::Drawing::Point(64, 237);
			this->radioButton2->Name = L"radioButton2";
			this->radioButton2->Size = System::Drawing::Size(71, 17);
			this->radioButton2->TabIndex = 1;
			this->radioButton2->TabStop = true;
			this->radioButton2->Text = L"obstaculo";
			this->radioButton2->UseVisualStyleBackColor = true;
			this->radioButton2->CheckedChanged += gcnew System::EventHandler(this, &Form1::radioButton2_CheckedChanged);
			// 
			// radioButton3
			// 
			this->radioButton3->AutoSize = true;
			this->radioButton3->Location = System::Drawing::Point(141, 237);
			this->radioButton3->Name = L"radioButton3";
			this->radioButton3->Size = System::Drawing::Size(62, 17);
			this->radioButton3->TabIndex = 2;
			this->radioButton3->TabStop = true;
			this->radioButton3->Text = L"objetivo";
			this->radioButton3->UseVisualStyleBackColor = true;
			this->radioButton3->CheckedChanged += gcnew System::EventHandler(this, &Form1::radioButton3_CheckedChanged);
			// 
			// button1
			// 
			this->button1->Location = System::Drawing::Point(210, 237);
			this->button1->Name = L"button1";
			this->button1->Size = System::Drawing::Size(75, 23);
			this->button1->TabIndex = 3;
			this->button1->Text = L"trajetoria";
			this->button1->UseVisualStyleBackColor = true;
			this->button1->Click += gcnew System::EventHandler(this, &Form1::button1_Click_1);
			// 
			// Form1
			// 
			this->AutoScaleDimensions = System::Drawing::SizeF(6, 13);
			this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;
			this->ClientSize = System::Drawing::Size(746, 266);
			this->Controls->Add(this->button1);
			this->Controls->Add(this->radioButton3);
			this->Controls->Add(this->radioButton2);
			this->Controls->Add(this->radioButton1);
			this->Name = L"Form1";
			this->Text = L"trajetoria";
			this->Load += gcnew System::EventHandler(this, &Form1::Form1_Load);
			this->ResumeLayout(false);
			this->PerformLayout();

		}
#pragma endregion
	private: System::Void radioButton1_CheckedChanged(System::Object^  sender, System::EventArgs^  e) {
				 elementType = ElementType::robo;
			 }
private: System::Void radioButton2_CheckedChanged(System::Object^  sender, System::EventArgs^  e) {
			 elementType = ElementType::obstaculo;
		 }
private: System::Void radioButton3_CheckedChanged(System::Object^  sender, System::EventArgs^  e) {
			 elementType = ElementType::objetivo;
		 }
private: System::Void button1_Paint(System::Object^  sender, System::Windows::Forms::PaintEventArgs^  e) {
  Graphics^ g = e->Graphics;
  if(tempRobo)
  tempRobo->Draw(g);
  if(tempObjetivo)
  tempObjetivo->Draw(g);
  if(tempObstaculo)
  tempObstaculo->Draw(g);
		 }
private: System::Void button1_MouseDown(System::Object^  sender, System::Windows::Forms::MouseEventArgs^  e) {
  if(e->Button == System::Windows::Forms::MouseButtons::Left) drawing = true;
  if(drawing)
  {
	switch(elementType)
	{
	case ElementType::robo:
		tempRobo = gcnew CLRSketcher::Rectangle(Color::Red, e->Location);
		break;
	case ElementType::obstaculo:
		tempObstaculo = gcnew CLRSketcher::Rectangle(Color::Green, e->Location);
		break;
	case ElementType::objetivo:
		tempObjetivo = gcnew CLRSketcher::Rectangle(Color::Blue, e->Location);
		break;
	}
	Invalidate();
  }
		 }
private: System::Void button1_MouseUp(System::Object^  sender, System::Windows::Forms::MouseEventArgs^  e) {
  drawing = false;
		 }
private: System::Void Form1_Load(System::Object^  sender, System::EventArgs^  e) {
		 }
private: System::Void button1_Click(System::Object^  sender, System::EventArgs^  e) {
		 }
private: System::Void button1_Click_1(System::Object^  sender, System::EventArgs^  e) {
		 }
};
}

 

 

ARQUIVO elementos.h:

---------------------------------------------------------------------

// elementos.h
// Defines element types
#pragma once

using namespace System;
using namespace System::Drawing;

namespace CLRSketcher 
{
  // The base class for all elements
  public ref class Element abstract
  {
  protected:
	Point position;
	Color color;
	System::Drawing::Rectangle boundRect;
	Pen^ pen;

  public:
	virtual void Draw(Graphics^ g) abstract;
  };

  // The class defining a line element
  public ref class Line : Element
  {
	protected:
	  Point end;

	public:
	  // Constructor
	  Line(Color color, Point start, Point end)
	  {
		pen = gcnew Pen(color);
		this->color = color;
		position = start;
		this->end = end;
		boundRect = System::Drawing::Rectangle(Math::Min(position.X, end.X),
											   Math::Min(position.Y, end.Y),
					   Math::Abs(position.X - end.X), Math::Abs(position.Y - end.Y));

		// Provide for lines that are horizontal or vertical	  
		if(boundRect.Width < 2) boundRect.Width = 2;
		if(boundRect.Height < 2) boundRect.Height = 2;
	  }

	  // Function to draw a line
	  virtual void Draw(Graphics^ g) override
	  {
		g->DrawLine(pen, position, end);
	  }
	};

  // The class defining a rectangle element
  public ref class Rectangle : Element
  {
  protected:

  public:
	Rectangle(Color color, Point p1)
	{
	  pen = gcnew Pen(color);
	  this->color = color;
	  position = p1;
	  boundRect = System::Drawing::Rectangle(position, Size(20, 20));
	}

		virtual void Draw(Graphics^ g) override
	{
		g->DrawRectangle(pen, position.X-10, position.Y-10, 20, 20);
	}
  };

  // The class defining a circle element
  public ref class Circle : Element
  {
  protected:
	int width;
	int height;

  public:
	Circle(Color color, Point center, Point circum)
	{
	  pen = gcnew Pen(color);
	  this->color = color;
	  int radius = safe_cast<int>(Math::Sqrt(
				  (center.X-circum.X)*(center.X-circum.X) +
								 (center.Y-circum.Y)*(center.Y-circum.Y)));
	  position = Point(center.X - radius, center.Y - radius);
	  width = height = 2*radius;
	  boundRect = System::Drawing::Rectangle(position, Size(width, height));
   }

	virtual void Draw(Graphics^ g) override
	{
	  g->DrawEllipse(pen, position.X, position.Y, width,height);
	}
  };

}

[diegobill 0]

Aeeeeee... consegui :D