[reactos] 01/01: [MSPAINT] Add NUM_COLORS and enum PAL_TYPE (#4203)

[Katayama Hirofumi MZ]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=d30e5eb51c25777527cf0…

commit d30e5eb51c25777527cf0b63ee213410603a7483
Author:     Katayama Hirofumi MZ <katayama.hirofumi.mz(a)gmail.com>
AuthorDate: Tue Dec 28 19:01:31 2021 +0900
Commit:     GitHub <noreply(a)github.com>
CommitDate: Tue Dec 28 19:01:31 2021 +0900

    [MSPAINT] Add NUM_COLORS and enum PAL_TYPE (#4203)
    
    Reduce magic numbers and improve debuggability. CORE-17931
---
 base/applications/mspaint/palettemodel.cpp | 44 +++++++++++++++++-------------
 base/applications/mspaint/palettemodel.h   | 32 ++++++++++++++--------
 base/applications/mspaint/winproc.cpp      |  8 +++---
 3 files changed, 49 insertions(+), 35 deletions(-)

diff --git a/base/applications/mspaint/palettemodel.cpp
b/base/applications/mspaint/palettemodel.cpp
index 021a9e0af7f..ffbde5706fd 100644
--- a/base/applications/mspaint/palettemodel.cpp
+++ b/base/applications/mspaint/palettemodel.cpp
@@ -4,6 +4,7 @@
  * FILE:        base/applications/mspaint/palettemodel.cpp
  * PURPOSE:     Keep track of palette data, notify listeners
  * PROGRAMMERS: Benedikt Freisen
+ *              Katayama Hirofumi MZ
  */
 
 /* INCLUDES *********************************************************/
@@ -16,72 +17,77 @@ PaletteModel::PaletteModel()
 {
     m_fgColor = 0x00000000;
     m_bgColor = 0x00ffffff;
-    SelectPalette(1);
+    SelectPalette(PAL_MODERN);
 }
 
-int PaletteModel::SelectedPalette()
+PAL_TYPE PaletteModel::SelectedPalette()
 {
     return m_nSelectedPalette;
 }
 
-void PaletteModel::SelectPalette(int nPalette)
+void PaletteModel::SelectPalette(PAL_TYPE nPalette)
 {
-    int modernColors[28] = {
+    static const COLORREF modernColors[NUM_COLORS] =
+    {
         0x000000, 0x464646, 0x787878, 0x300099, 0x241ced, 0x0078ff, 0x0ec2ff,
         0x00f2ff, 0x1de6a8, 0x4cb122, 0xefb700, 0xf36d4d, 0x99362f, 0x98316f,
         0xffffff, 0xdcdcdc, 0xb4b4b4, 0x3c5a9c, 0xb1a3ff, 0x7aaae5, 0x9ce4f5,
         0xbdf9ff, 0xbcf9d3, 0x61bb9d, 0xead999, 0xd19a70, 0x8e6d54, 0xd5a5b5
     };
-    int oldColors[28] = {
+    static const COLORREF oldColors[NUM_COLORS] =
+    {
         0x000000, 0x808080, 0x000080, 0x008080, 0x008000, 0x808000, 0x800000,
         0x800080, 0x408080, 0x404000, 0xff8000, 0x804000, 0xff0040, 0x004080,
         0xffffff, 0xc0c0c0, 0x0000ff, 0x00ffff, 0x00ff00, 0xffff00, 0xff0000,
         0xff00ff, 0x80ffff, 0x80ff00, 0xffff80, 0xff8080, 0x8000ff, 0x4080ff
     };
-    if (nPalette == 1)
-        CopyMemory(m_colors, modernColors, sizeof(m_colors));
-    else if (nPalette == 2)
-        CopyMemory(m_colors, oldColors, sizeof(m_colors));
-    else
-        return;
+    switch (nPalette)
+    {
+        case PAL_MODERN:
+            CopyMemory(m_colors, modernColors, sizeof(m_colors));
+            break;
+        case PAL_OLDTYPE:
+            CopyMemory(m_colors, oldColors, sizeof(m_colors));
+            break;
+    }
     m_nSelectedPalette = nPalette;
     NotifyPaletteChanged();
 }
 
-int PaletteModel::GetColor(int nIndex) const
+COLORREF PaletteModel::GetColor(UINT nIndex) const
 {
-    if (nIndex < 28)
+    if (nIndex < NUM_COLORS)
         return m_colors[nIndex];
     else
         return 0;
 }
 
-void PaletteModel::SetColor(int nIndex, int newColor)
+void PaletteModel::SetColor(UINT nIndex, COLORREF newColor)
 {
-    if (nIndex < 28)
+    if (nIndex < NUM_COLORS)
     {
         m_colors[nIndex] = newColor;
         NotifyPaletteChanged();
     }
 }
 
-int PaletteModel::GetFgColor() const
+COLORREF PaletteModel::GetFgColor() const
 {
     return m_fgColor;
 }
 
-void PaletteModel::SetFgColor(int newColor)
+void PaletteModel::SetFgColor(COLORREF newColor)
 {
     m_fgColor = newColor;
     NotifyColorChanged();
 }
 
-int PaletteModel::GetBgColor() const
+COLORREF PaletteModel::GetBgColor() const
 {
     return m_bgColor;
 }
 
-void PaletteModel::SetBgColor(int newColor)
+void PaletteModel::SetBgColor(COLORREF newColor)
 {
     m_bgColor = newColor;
     NotifyColorChanged();
diff --git a/base/applications/mspaint/palettemodel.h
b/base/applications/mspaint/palettemodel.h
index 2dccc2aa405..b2a8c40631d 100644
--- a/base/applications/mspaint/palettemodel.h
+++ b/base/applications/mspaint/palettemodel.h
@@ -8,27 +8,35 @@
 
 #pragma once
 
+#define NUM_COLORS 28
+
+enum PAL_TYPE
+{
+    PAL_MODERN = 1,
+    PAL_OLDTYPE = 2,
+};
+
 /* CLASSES **********************************************************/
 
 class PaletteModel
 {
 private:
-    int m_colors[28];
-    int m_nSelectedPalette;
-    int m_fgColor;
-    int m_bgColor;
+    COLORREF m_colors[NUM_COLORS];
+    PAL_TYPE m_nSelectedPalette;
+    COLORREF m_fgColor;
+    COLORREF m_bgColor;
 
     void NotifyColorChanged();
     void NotifyPaletteChanged();
 
 public:
     PaletteModel();
-    int SelectedPalette();
-    void SelectPalette(int nPalette);
-    int GetColor(int nIndex) const;
-    void SetColor(int nIndex, int newColor);
-    int GetFgColor() const;
-    void SetFgColor(int newColor);
-    int GetBgColor() const;
-    void SetBgColor(int newColor);
+    PAL_TYPE SelectedPalette();
+    void SelectPalette(PAL_TYPE nPalette);
+    COLORREF GetColor(UINT nIndex) const;
+    void SetColor(UINT nIndex, COLORREF newColor);
+    COLORREF GetFgColor() const;
+    void SetFgColor(COLORREF newColor);
+    COLORREF GetBgColor() const;
+    void SetBgColor(COLORREF newColor);
 };
diff --git a/base/applications/mspaint/winproc.cpp
b/base/applications/mspaint/winproc.cpp
index 026d5536def..4ccc7be0cdb 100644
--- a/base/applications/mspaint/winproc.cpp
+++ b/base/applications/mspaint/winproc.cpp
@@ -346,8 +346,8 @@ LRESULT CMainWindow::OnInitMenuPopup(UINT nMsg, WPARAM wParam, LPARAM
lParam, BO
     CheckMenuItem(menu, IDM_VIEWZOOM400, CHECKED_IF(toolsModel.GetZoom() == 4000));
     CheckMenuItem(menu, IDM_VIEWZOOM800, CHECKED_IF(toolsModel.GetZoom() == 8000));
 
-    CheckMenuItem(menu, IDM_COLORSMODERNPALETTE,
CHECKED_IF(paletteModel.SelectedPalette() == 1));
-    CheckMenuItem(menu, IDM_COLORSOLDPALETTE,   
CHECKED_IF(paletteModel.SelectedPalette() == 2));
+    CheckMenuItem(menu, IDM_COLORSMODERNPALETTE,
CHECKED_IF(paletteModel.SelectedPalette() == PAL_MODERN));
+    CheckMenuItem(menu, IDM_COLORSOLDPALETTE,   
CHECKED_IF(paletteModel.SelectedPalette() == PAL_OLDTYPE));
     return 0;
 }
 
@@ -586,10 +586,10 @@ LRESULT CMainWindow::OnCommand(UINT nMsg, WPARAM wParam, LPARAM
lParam, BOOL& bH
                 paletteModel.SetFgColor(choosecolor.rgbResult);
             break;
         case IDM_COLORSMODERNPALETTE:
-            paletteModel.SelectPalette(1);
+            paletteModel.SelectPalette(PAL_MODERN);
             break;
         case IDM_COLORSOLDPALETTE:
-            paletteModel.SelectPalette(2);
+            paletteModel.SelectPalette(PAL_OLDTYPE);
             break;
         case IDM_IMAGEINVERTCOLORS:
         {