1 //
2 // Copyright 2005 The Android Open Source Project
3 //
4 // Simulated device data.
5 //
6
7 // For compilers that support precompilation, include "wx/wx.h".
8 #include "wx/wxprec.h"
9
10 // Otherwise, include all standard headers
11 #ifndef WX_PRECOMP
12 # include "wx/wx.h"
13 #endif
14 #include "wx/image.h" // needed for Windows build
15
16 #include "LinuxKeys.h"
17 #include "PhoneButton.h"
18
19 using namespace android;
20
21
22 /*
23 * Create a PhoneButton without a backing image.
24 */
Create(const char * label)25 bool PhoneButton::Create(const char* label)
26 {
27 assert(!mHasImage); // quick check for re-use
28
29 mKeyCode = LookupKeyCode(label);
30 if (mKeyCode == kKeyCodeUnknown) {
31 fprintf(stderr, "WARNING: key code '%s' not recognized\n", label);
32 // keep going
33 }
34
35 return true;
36 }
37
38 /*
39 * Create a PhoneButton with an associated image. Don't load the image yet.
40 */
Create(const char * label,const char * imageFileName,int x,int y)41 bool PhoneButton::Create(const char* label, const char* imageFileName,
42 int x, int y)
43 {
44 if (!Create(label))
45 return false;
46
47 if (mSelectedImage.Create(imageFileName, x, y))
48 mHasImage = true;
49 else
50 fprintf(stderr, "Warning: image create (%s, %d, %d) failed\n",
51 imageFileName, x, y);
52
53 return true;
54 }
55
56 /*
57 * Load the image, if any.
58 */
LoadResources(void)59 bool PhoneButton::LoadResources(void)
60 {
61 if (!mHasImage)
62 return true; // no image associated with this button
63
64 bool result = mSelectedImage.LoadResources();
65 if (result)
66 CreateHighlightedBitmap();
67 return result;
68 }
69
70 /*
71 * Unload the image if we loaded one.
72 */
UnloadResources(void)73 bool PhoneButton::UnloadResources(void)
74 {
75 if (!mHasImage)
76 return true;
77
78 return mSelectedImage.UnloadResources();
79 }
80
81 /* use an inline instead of macro so we don't evaluate args multiple times */
MinVal(int a,int b)82 static inline int MinVal(int a, int b) { return (a < b ? a : b); }
83
84 /*
85 * Create the "highlighted" bitmap from the "selected" image.
86 */
CreateHighlightedBitmap(void)87 void PhoneButton::CreateHighlightedBitmap(void)
88 {
89 wxBitmap* src = mSelectedImage.GetBitmap();
90 assert(src != NULL);
91 wxImage tmpImage = src->ConvertToImage();
92
93 unsigned char* pRGB = tmpImage.GetData(); // top-left RGBRGB...
94 int x, y;
95
96 /*
97 * Modify the color used for the "highlight" image.
98 */
99 for (y = tmpImage.GetHeight()-1; y >= 0; --y) {
100 for (x = tmpImage.GetWidth()-1; x >= 0; --x) {
101 *(pRGB) = MinVal(*(pRGB) + *(pRGB) / 8, 255);
102 *(pRGB+1) = MinVal(*(pRGB+1) + *(pRGB+1) / 8, 255);
103 *(pRGB+2) = *(pRGB+2) * 5 / 8;
104
105 pRGB += 3;
106 }
107 }
108
109 mHighlightedBitmap = wxBitmap(tmpImage);
110 }
111
112 /*
113 * Check to see if the button "collides" with the specified point.
114 *
115 * This is currently a simple rectangle check, but could be modified
116 * to take image transparency into account.
117 */
CheckCollision(int x,int y) const118 bool PhoneButton::CheckCollision(int x, int y) const
119 {
120 if (!mHasImage)
121 return false;
122
123 return (x >= mSelectedImage.GetX() &&
124 x < mSelectedImage.GetX() + mSelectedImage.GetWidth() &&
125 y >= mSelectedImage.GetY() &&
126 y < mSelectedImage.GetY() + mSelectedImage.GetHeight());
127 }
128
129 /*
130 * Look up a key code based on a string.
131 *
132 * Returns kKeyCodeUnknown if the label doesn't match anything.
133 */
LookupKeyCode(const char * label) const134 KeyCode PhoneButton::LookupKeyCode(const char* label) const
135 {
136 static const struct {
137 const char* label;
138 int keyCode;
139 } codeList[] = {
140 { "soft-left", KEY_MENU },
141 { "soft-right", KEY_KBDILLUMUP },
142 { "home", KEY_HOME },
143 { "back", KEY_BACK },
144 { "call", KEY_F3 },
145 { "phone-dial", KEY_F3 },
146 { "end-call", KEY_F4 },
147 { "phone-hangup", KEY_F4 },
148 { "0", KEY_0 },
149 { "1", KEY_1 },
150 { "2", KEY_2 },
151 { "3", KEY_3 },
152 { "4", KEY_4 },
153 { "5", KEY_5 },
154 { "6", KEY_6 },
155 { "7", KEY_7 },
156 { "8", KEY_8 },
157 { "9", KEY_9 },
158 { "star", KEY_SWITCHVIDEOMODE },
159 { "pound", KEY_KBDILLUMTOGGLE },
160 { "dpad-up", KEY_UP },
161 { "dpad-down", KEY_DOWN },
162 { "dpad-left", KEY_LEFT },
163 { "dpad-right", KEY_RIGHT },
164 { "dpad-center", KEY_REPLY },
165 { "volume-up", KEY_VOLUMEUP },
166 { "volume-down", KEY_VOLUMEDOWN },
167 { "power", KEY_POWER },
168 { "camera", KEY_CAMERA },
169 //{ "clear", kKeyCodeClear },
170 };
171 const int numCodes = sizeof(codeList) / sizeof(codeList[0]);
172
173 for (int i = 0; i < numCodes; i++) {
174 if (strcmp(label, codeList[i].label) == 0)
175 return (KeyCode) codeList[i].keyCode;
176 }
177
178 return kKeyCodeUnknown;
179 };
180
181