CMain.h

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// MIT License
//
// Copyright (c) 2022 Ian Parberry
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
 
#ifndef __CMAIN_H__
#define __CMAIN_H__
 
#include "Includes.h"
#include "Windows.h"
#include "WindowsHelpers.h"
#include "perlin.h"
 
 
class CMain{
  private:
    HWND m_hWnd = nullptr; 
 
    HMENU m_hFileMenu   = nullptr; 
    HMENU m_hGenMenu    = nullptr; 
    HMENU m_hViewMenu   = nullptr; 
    HMENU m_hSetMenu    = nullptr; 
    HMENU m_hDistMenu   = nullptr; 
    HMENU m_hHashMenu   = nullptr; 
    HMENU m_hSplineMenu = nullptr; 
    HMENU m_hOctaveMenu = nullptr; 
    
    eNoise m_eNoise = eNoise::None; 
 
    float m_fOriginX = 0.0f; 
    float m_fOriginY = 0.0f; 
    
    const size_t m_nDefOctaves = 4; 
    size_t m_nOctaves = m_nDefOctaves; 
    const size_t m_nMinOctaves = 1; 
    const size_t m_nMaxOctaves = 8; 
    
    const float m_fDefScale = 64.0f; 
    float m_fScale = m_fDefScale; 
    const float m_fMinScale = 8.0f; 
    const float m_fMaxScale = 512.0f; 
 
    float m_fMin = 0.0f; 
    float m_fMax = 0.0f; 
    float m_fAve = 0.0f; 
 
    ULONG_PTR m_gdiplusToken = 0; 
 
    Gdiplus::Bitmap* m_pBitmap = nullptr; 
    CPerlinNoise2D* m_pPerlin = nullptr; 
 
    bool m_bShowCoords = false; 
    bool m_bShowGrid = false; 
 
    void CreateMenus(); 
    void UpdateMenus(); 
 
    void SetPixel(UINT, UINT, float); 
    void SetPixel(UINT, UINT, BYTE); 
    void SetPixel(UINT, UINT, Gdiplus::Color); 
    
    void DrawCoords(); 
    void DrawGrid(); 
 
    void GenerateNoiseBitmap(Gdiplus::PointF, Gdiplus::RectF); 
 
  public:
    CMain(const HWND hwnd); 
    ~CMain(); 
    
    void CreateBitmap(int w, int h); 
    void ClearBitmap(Gdiplus::Color); 
 
    void Randomize(); 
 
    void GenerateNoiseBitmap(eNoise); 
    void GenerateNoiseBitmap(); 
 
    bool SetDistribution(eDistribution); 
    void SetSpline(eSpline); 
    void SetHash(eHash); 
 
    void ToggleViewCoords(); 
    void ToggleViewGrid(); 
 
    void Jump(); 
    void Jump(float x, float y); 
    const bool Origin(float x, float y) const; 
 
    void IncreaseOctaves(); 
    void DecreaseOctaves(); 
    void IncreaseScale(); 
    void DecreaseScale(); 
    void IncreaseTableSize(); 
    void DecreaseTableSize(); 
    void Reset(); 
 
    void OnPaint(); 
 
    Gdiplus::Bitmap* GetBitmap() const; 
    const std::wstring GetFileName() const; 
    const std::wstring GetNoiseDescription() const; 
}; //CMain
 
#endif //__CMAIN_H__