src/preferences/appearance/ColorWhichItem.cpp

   1 /*
   2  * Copyright 2001-2002 OpenBeOS
   3  * Copyright 2003-2016 Haiku, Inc. All rights reserved.
   4  * Distributed under the terms of the MIT License.
   5  *
   6  * Authors:
   7  *              DarkWyrm, darkwyrm@earthlink.net
   8  *              Rene Gollent, rene@gollent.com
   9  *              Ryan Leavengood, leavengood@gmail.com
  10  *              John Scipione, jscipione@gmail.com
  11  */
  12
  13
  14 #include "ColorWhichItem.h"
  15
  16 #include <math.h>
  17
  18 #include <ControlLook.h>
  19
  20
  21 // golden ratio
  22 #ifdef M_PHI
  23 #       undef M_PHI
  24 #endif
  25 #define M_PHI 1.61803398874989484820
  26
  27
  28 ColorWhichItem::ColorWhichItem(const char* text, color_which which,
  29         rgb_color color)
  30         :
  31         BStringItem(text, 0, false),
  32         fColorWhich(which),
  33         fColor(color)
  34 {
  35 }
  36
  37
  38 void
  39 ColorWhichItem::DrawItem(BView* owner, BRect frame, bool complete)
  40 {
  41         rgb_color highColor = owner->HighColor();
  42         rgb_color lowColor = owner->LowColor();
  43
  44         if (IsSelected() || complete) {
  45                 if (IsSelected()) {
  46                         owner->SetHighUIColor(B_LIST_SELECTED_BACKGROUND_COLOR);
  47                         owner->SetLowColor(owner->HighColor());
  48                 } else
  49                         owner->SetHighColor(lowColor);
  50
  51                 owner->FillRect(frame);
  52         }
  53
  54         float spacer = ceilf(be_control_look->DefaultItemSpacing() / 2);
  55
  56         BRect colorRect(frame);
  57         colorRect.InsetBy(2.0f, 2.0f);
  58         colorRect.left += spacer;
  59         colorRect.right = colorRect.left + floorf(colorRect.Height() * M_PHI);
  60         owner->SetHighColor(fColor);
  61         owner->FillRect(colorRect);
  62         owner->SetHighUIColor(B_CONTROL_BORDER_COLOR);
  63         owner->StrokeRect(colorRect);
  64
  65         owner->MovePenTo(colorRect.right + spacer, frame.top + BaselineOffset());
  66
  67         if (!IsEnabled()) {
  68                 rgb_color textColor = ui_color(B_LIST_ITEM_TEXT_COLOR);
  69                 if (textColor.red + textColor.green + textColor.blue > 128 * 3)
  70                         owner->SetHighColor(tint_color(textColor, B_DARKEN_2_TINT));
  71                 else
  72                         owner->SetHighColor(tint_color(textColor, B_LIGHTEN_2_TINT));
  73         } else {
  74                 if (IsSelected())
  75                         owner->SetHighUIColor(B_LIST_SELECTED_ITEM_TEXT_COLOR);
  76                 else
  77                         owner->SetHighUIColor(B_LIST_ITEM_TEXT_COLOR);
  78         }
  79
  80         owner->DrawString(Text());
  81
  82         owner->SetHighColor(highColor);
  83         owner->SetLowColor(lowColor);
  84 }