src/preferences/time/TZDisplay.cpp

   1 /*
   2  * Copyright 2004-2011, Haiku, Inc. All Rights Reserved.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  * Authors:
   6  *              Andrew McCall <mccall@@digitalparadise.co.uk>
   7  *              Mike Berg <mike@berg-net.us>
   8  *              Julun <host.haiku@gmx.de>
   9  *              Hamish Morrison <hamish@lavabit.com>
  10  */
  11
  12 #include "TZDisplay.h"
  13
  14 #include <stdio.h>
  15
  16 #include <LayoutUtils.h>
  17
  18
  19
  20 TTZDisplay::TTZDisplay(const char* name, const char* label)
  21         :
  22         BView(name, B_WILL_DRAW),
  23         fLabel(label),
  24         fText(""),
  25         fTime("")
  26 {
  27 }
  28
  29
  30 TTZDisplay::~TTZDisplay()
  31 {
  32 }
  33
  34
  35 void
  36 TTZDisplay::AttachedToWindow()
  37 {
  38         AdoptParentColors();
  39 }
  40
  41
  42 void
  43 TTZDisplay::ResizeToPreferred()
  44 {
  45         BSize size = _CalcPrefSize();
  46         ResizeTo(size.width, size.height);
  47 }
  48
  49
  50 void
  51 TTZDisplay::Draw(BRect)
  52 {
  53         SetLowColor(ViewColor());
  54
  55         BRect bounds = Bounds();
  56         FillRect(Bounds(), B_SOLID_LOW);
  57
  58         font_height height;
  59         GetFontHeight(&height);
  60         float fontHeight = ceilf(height.descent + height.ascent +
  61                 height.leading);
  62
  63         BPoint pt(bounds.left, ceilf(bounds.top + height.ascent));
  64         DrawString(fLabel.String(), pt);
  65
  66         pt.y += fontHeight;
  67         DrawString(fText.String(), pt);
  68
  69         pt.y -= fontHeight;
  70         pt.x = bounds.right - StringWidth(fTime.String());
  71         DrawString(fTime.String(), pt);
  72 }
  73
  74
  75 const char*
  76 TTZDisplay::Label() const
  77 {
  78         return fLabel.String();
  79 }
  80
  81
  82 void
  83 TTZDisplay::SetLabel(const char* label)
  84 {
  85         fLabel.SetTo(label);
  86         Invalidate();
  87         InvalidateLayout();
  88 }
  89
  90
  91 const char*
  92 TTZDisplay::Text() const
  93 {
  94         return fText.String();
  95 }
  96
  97
  98 void
  99 TTZDisplay::SetText(const char* text)
 100 {
 101         fText.SetTo(text);
 102         Invalidate();
 103         InvalidateLayout();
 104 }
 105
 106
 107 const char*
 108 TTZDisplay::Time() const
 109 {
 110         return fTime.String();
 111 }
 112
 113
 114 void
 115 TTZDisplay::SetTime(const char* time)
 116 {
 117         fTime.SetTo(time);
 118         Invalidate();
 119         InvalidateLayout();
 120 }
 121
 122
 123 BSize
 124 TTZDisplay::MaxSize()
 125 {
 126         BSize size = _CalcPrefSize();
 127         size.width = B_SIZE_UNLIMITED;
 128
 129         return BLayoutUtils::ComposeSize(ExplicitMaxSize(),
 130                 size);
 131 }
 132
 133
 134 BSize
 135 TTZDisplay::MinSize()
 136 {
 137         return BLayoutUtils::ComposeSize(ExplicitMinSize(),
 138                 _CalcPrefSize());
 139 }
 140
 141
 142 BSize
 143 TTZDisplay::PreferredSize()
 144 {
 145         return BLayoutUtils::ComposeSize(ExplicitPreferredSize(),
 146                 _CalcPrefSize());
 147 }
 148
 149
 150 BSize
 151 TTZDisplay::_CalcPrefSize()
 152 {
 153         font_height fontHeight;
 154         GetFontHeight(&fontHeight);
 155
 156         BSize size;
 157         size.height = 2 * ceilf(fontHeight.ascent + fontHeight.descent +
 158                 fontHeight.leading);
 159
 160         // Add a little padding
 161         float padding = 10.0;
 162         float firstLine = ceilf(StringWidth(fLabel.String()) +
 163                 StringWidth(" ") + StringWidth(fTime.String()) + padding);
 164         float secondLine = ceilf(StringWidth(fText.String()) + padding);
 165         size.width = firstLine > secondLine ? firstLine : secondLine;
 166
 167         return size;
 168 }