Chris Womack / sampleGUI

Sample GUI for LPC4088. Base code to begin dev

Dependencies:   DMBasicGUI DMSupport

Fork of lpc4088_displaymodule_shipped_demo by Embedded Artists

AppUSBStatus.cpp@4:a7cbb22e4348, 2015-04-28 (annotated)

Committer:
alindvall
Date:
Tue Apr 28 12:21:14 2015 +0000
Revision:
4:a7cbb22e4348
Parent:
0:b94e330c98ac 
Updated to latest version of the DMSupport and DMBasicGUI libraries

Who changed what in which revision?

UserRevisionLine numberNew contents of line
alindvall 0:b94e330c98ac 1 /*
alindvall 0:b94e330c98ac 2 * Copyright 2014 Embedded Artists AB
alindvall 0:b94e330c98ac 3 *
alindvall 0:b94e330c98ac 4 * Licensed under the Apache License, Version 2.0 (the "License");
alindvall 0:b94e330c98ac 5 * you may not use this file except in compliance with the License.
alindvall 0:b94e330c98ac 6 * You may obtain a copy of the License at
alindvall 0:b94e330c98ac 7 *
alindvall 0:b94e330c98ac 8 * http://www.apache.org/licenses/LICENSE-2.0
alindvall 0:b94e330c98ac 9 *
alindvall 0:b94e330c98ac 10 * Unless required by applicable law or agreed to in writing, software
alindvall 0:b94e330c98ac 11 * distributed under the License is distributed on an "AS IS" BASIS,
alindvall 0:b94e330c98ac 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
alindvall 0:b94e330c98ac 13 * See the License for the specific language governing permissions and
alindvall 0:b94e330c98ac 14 * limitations under the License.
alindvall 0:b94e330c98ac 15 */
alindvall 0:b94e330c98ac 16
alindvall 0:b94e330c98ac 17
alindvall 0:b94e330c98ac 18 #include "mbed.h"
alindvall 0:b94e330c98ac 19 #include "EthernetInterface.h"
alindvall 0:b94e330c98ac 20 #include "AppUSBStatus.h"
alindvall 0:b94e330c98ac 21 #include "lpc_swim_image.h"
alindvall 0:b94e330c98ac 22 #include "lpc_swim_font.h"
alindvall 0:b94e330c98ac 23 #include "image_data.h"
alindvall 0:b94e330c98ac 24 #include "BiosLoader.h"
alindvall 0:b94e330c98ac 25
alindvall 0:b94e330c98ac 26 /******************************************************************************
alindvall 0:b94e330c98ac 27 * Defines and typedefs
alindvall 0:b94e330c98ac 28 *****************************************************************************/
alindvall 0:b94e330c98ac 29
alindvall 0:b94e330c98ac 30 #define HEADER_X_OFF (20-5)
alindvall 0:b94e330c98ac 31 #define HEADER_Y_SPACING (20-5)
alindvall 0:b94e330c98ac 32 #define ITEM_CAPTION_X_OFF (40-15)
alindvall 0:b94e330c98ac 33 #define ITEM_CAPTION_Y_SPACING (swim_get_font_height(_win) + 5)
alindvall 0:b94e330c98ac 34 #define ITEM_VALUE_X_OFF (140-25)
alindvall 0:b94e330c98ac 35 #define COL3_OFF (230+70)
alindvall 0:b94e330c98ac 36 #define COL4 (COL3_OFF + ITEM_VALUE_X_OFF - 5)
alindvall 0:b94e330c98ac 37
alindvall 0:b94e330c98ac 38 #define BTN_OFF 20
alindvall 0:b94e330c98ac 39
alindvall 0:b94e330c98ac 40 #define DEMO_VERSION "v0.9"
alindvall 0:b94e330c98ac 41 #define DEMO_BUILD_INFO __DATE__ " " __TIME__
alindvall 0:b94e330c98ac 42
alindvall 0:b94e330c98ac 43 #define DESCR(__res, __disp) \
alindvall 0:b94e330c98ac 44 (((__res) == ((__disp)->currentResolution())) ? ("Active") : (((__disp)->isSupported(__res)) ? ("Supported") : ("N/A")))
alindvall 0:b94e330c98ac 45
alindvall 0:b94e330c98ac 46
alindvall 0:b94e330c98ac 47 static const unsigned char* IMAGES[] = {
alindvall 0:b94e330c98ac 48 img_usb_masstorage,
alindvall 0:b94e330c98ac 49 img_usb_masstorage_ejected,
alindvall 0:b94e330c98ac 50 img_usb_mouse,
alindvall 0:b94e330c98ac 51 img_usb_mouse_ejected,
alindvall 0:b94e330c98ac 52 img_usb_keyboard,
alindvall 0:b94e330c98ac 53 img_usb_keyboard_ejected,
alindvall 0:b94e330c98ac 54 };
alindvall 0:b94e330c98ac 55 static const unsigned int IMAGE_SIZES[] = {
alindvall 0:b94e330c98ac 56 img_size_usb_masstorage,
alindvall 0:b94e330c98ac 57 img_size_usb_masstorage_ejected,
alindvall 0:b94e330c98ac 58 img_size_usb_mouse,
alindvall 0:b94e330c98ac 59 img_size_usb_mouse_ejected,
alindvall 0:b94e330c98ac 60 img_size_usb_keyboard,
alindvall 0:b94e330c98ac 61 img_size_usb_keyboard_ejected,
alindvall 0:b94e330c98ac 62 };
alindvall 0:b94e330c98ac 63 static const char* CAPTIONS[] = {
alindvall 0:b94e330c98ac 64 "Memory Stick",
alindvall 0:b94e330c98ac 65 "No Memory Stick",
alindvall 0:b94e330c98ac 66 "Mouse",
alindvall 0:b94e330c98ac 67 "No Mouse",
alindvall 0:b94e330c98ac 68 "Keyboard",
alindvall 0:b94e330c98ac 69 "No Keyboard",
alindvall 0:b94e330c98ac 70 };
alindvall 0:b94e330c98ac 71
alindvall 0:b94e330c98ac 72 /******************************************************************************
alindvall 0:b94e330c98ac 73 * Global variables
alindvall 0:b94e330c98ac 74 *****************************************************************************/
alindvall 0:b94e330c98ac 75
alindvall 0:b94e330c98ac 76 extern bool msdConnected;
alindvall 0:b94e330c98ac 77 extern bool keyboardConnected;
alindvall 0:b94e330c98ac 78 extern bool mouseConnected;
alindvall 0:b94e330c98ac 79
alindvall 0:b94e330c98ac 80 /******************************************************************************
alindvall 0:b94e330c98ac 81 * Private functions
alindvall 0:b94e330c98ac 82 *****************************************************************************/
alindvall 0:b94e330c98ac 83
alindvall 0:b94e330c98ac 84 static void buttonClicked(uint32_t x)
alindvall 0:b94e330c98ac 85 {
alindvall 0:b94e330c98ac 86 bool* done = (bool*)x;
alindvall 0:b94e330c98ac 87 *done = true;
alindvall 0:b94e330c98ac 88 }
alindvall 0:b94e330c98ac 89
alindvall 0:b94e330c98ac 90 void AppUSBStatus::draw()
alindvall 0:b94e330c98ac 91 {
alindvall 0:b94e330c98ac 92 // Prepare fullscreen
alindvall 0:b94e330c98ac 93 swim_window_open(_win,
alindvall 0:b94e330c98ac 94 _disp->width(), _disp->height(), // full size
alindvall 0:b94e330c98ac 95 (COLOR_T*)_fb,
alindvall 0:b94e330c98ac 96 0,0,_disp->width()-1, _disp->height()-1, // window position and size
alindvall 0:b94e330c98ac 97 0, // border
alindvall 0:b94e330c98ac 98 BLACK, WHITE, BLACK); // colors: pen, backgr, forgr
alindvall 0:b94e330c98ac 99 //swim_set_title(_win, "USB Status", BLACK);
alindvall 0:b94e330c98ac 100
alindvall 0:b94e330c98ac 101 // Start by drawing all USB Devices disconnected. Each device is drawn in
alindvall 0:b94e330c98ac 102 // its own window so that the positioning information can be kept here
alindvall 0:b94e330c98ac 103 int images = NumImages/2;
alindvall 0:b94e330c98ac 104 int xspace = (_disp->width() - (_images[0].width * images)) / 4;
alindvall 0:b94e330c98ac 105 int yoff = (_disp->height() - _images[0].height)/3;
alindvall 0:b94e330c98ac 106 int xoff = xspace;
alindvall 0:b94e330c98ac 107 for (int i = 1; i < NumImages; i+=2) {
alindvall 0:b94e330c98ac 108 swim_window_open(&_imageWindows[i/2],
alindvall 0:b94e330c98ac 109 _disp->width(), _disp->height(), // full size
alindvall 0:b94e330c98ac 110 (COLOR_T*)_fb,
alindvall 0:b94e330c98ac 111 xoff,yoff,xoff+_images[0].width-1, yoff+_images[0].height+20-1, // window position and size
alindvall 0:b94e330c98ac 112 0, // border
alindvall 0:b94e330c98ac 113 BLACK, WHITE, BLACK); // colors: pen, backgr, forgr
alindvall 0:b94e330c98ac 114 swim_put_image(&_imageWindows[i/2], _images[i].pixels, _images[i].width, _images[i].height);
alindvall 0:b94e330c98ac 115
alindvall 0:b94e330c98ac 116 swim_put_text_centered_win(&_imageWindows[i/2], CAPTIONS[i], _images[i].height);
alindvall 0:b94e330c98ac 117 xoff += _images[i].width + xspace;
alindvall 0:b94e330c98ac 118 }
alindvall 0:b94e330c98ac 119
alindvall 0:b94e330c98ac 120 _btn = new ImageButton(_win->fb, _win->xpmax - BTN_OFF - _resOk->width(), _win->ypmax - BTN_OFF - _resOk->height(), _resOk->width(), _resOk->height());
alindvall 0:b94e330c98ac 121 _btn->loadImages(_resOk);
alindvall 0:b94e330c98ac 122 _btn->draw();
alindvall 0:b94e330c98ac 123 }
alindvall 0:b94e330c98ac 124
alindvall 0:b94e330c98ac 125 void AppUSBStatus::updateStatus(Ids id)
alindvall 0:b94e330c98ac 126 {
alindvall 0:b94e330c98ac 127 SWIM_WINDOW_T* pWin = &_imageWindows[id/2];
alindvall 0:b94e330c98ac 128 swim_clear_screen(pWin, WHITE);
alindvall 0:b94e330c98ac 129 swim_put_image(pWin, _images[id].pixels, _images[id].width, _images[id].height);
alindvall 0:b94e330c98ac 130 swim_put_text_centered_win(pWin, CAPTIONS[id], _images[id].height);
alindvall 0:b94e330c98ac 131 }
alindvall 0:b94e330c98ac 132
alindvall 0:b94e330c98ac 133 /******************************************************************************
alindvall 0:b94e330c98ac 134 * Public functions
alindvall 0:b94e330c98ac 135 *****************************************************************************/
alindvall 0:b94e330c98ac 136
alindvall 0:b94e330c98ac 137 AppUSBStatus::AppUSBStatus() : _disp(NULL), _win(NULL), _fb(NULL),
alindvall 0:b94e330c98ac 138 _btn(NULL), _resOk(NULL)
alindvall 0:b94e330c98ac 139 {
alindvall 0:b94e330c98ac 140 for (int i = 0; i < NumImages; i++) {
alindvall 0:b94e330c98ac 141 _images[i].pointerToFree = NULL;
alindvall 0:b94e330c98ac 142 _images[i].pixels = NULL;
alindvall 0:b94e330c98ac 143 }
alindvall 0:b94e330c98ac 144 }
alindvall 0:b94e330c98ac 145
alindvall 0:b94e330c98ac 146 AppUSBStatus::~AppUSBStatus()
alindvall 0:b94e330c98ac 147 {
alindvall 0:b94e330c98ac 148 teardown();
alindvall 0:b94e330c98ac 149 }
alindvall 0:b94e330c98ac 150
alindvall 0:b94e330c98ac 151 bool AppUSBStatus::setup()
alindvall 0:b94e330c98ac 152 {
alindvall 0:b94e330c98ac 153 RtosLog* log = DMBoard::instance().logger();
alindvall 0:b94e330c98ac 154
alindvall 0:b94e330c98ac 155 _disp = DMBoard::instance().display();
alindvall 0:b94e330c98ac 156 _win = (SWIM_WINDOW_T*)malloc(sizeof(SWIM_WINDOW_T));
alindvall 0:b94e330c98ac 157 _fb = _disp->allocateFramebuffer();
alindvall 0:b94e330c98ac 158
alindvall 0:b94e330c98ac 159 if (_win == NULL || _fb == NULL) {
alindvall 0:b94e330c98ac 160 log->printf("Failed to allocate memory for framebuffer\r\n");
alindvall 0:b94e330c98ac 161 return false;
alindvall 0:b94e330c98ac 162 }
alindvall 0:b94e330c98ac 163
alindvall 0:b94e330c98ac 164 for (int i = 0; i < NumImages; i++) {
alindvall 0:b94e330c98ac 165 if (Image::decode(IMAGES[i], IMAGE_SIZES[i], Image::RES_16BIT, &_images[i]) != 0) {
alindvall 0:b94e330c98ac 166 log->printf("Failed to load image %d of %d\n", i+1, NumImages);
alindvall 0:b94e330c98ac 167 return false;
alindvall 0:b94e330c98ac 168 }
alindvall 0:b94e330c98ac 169 }
alindvall 0:b94e330c98ac 170
alindvall 0:b94e330c98ac 171 return true;
alindvall 0:b94e330c98ac 172 }
alindvall 0:b94e330c98ac 173
alindvall 0:b94e330c98ac 174 void AppUSBStatus::runToCompletion()
alindvall 0:b94e330c98ac 175 {
alindvall 0:b94e330c98ac 176 // Alternative 1: use the calling thread's context to run in
alindvall 0:b94e330c98ac 177 bool done = false;
alindvall 0:b94e330c98ac 178 draw();
alindvall 0:b94e330c98ac 179 _btn->setAction(buttonClicked, (uint32_t)&done);
alindvall 0:b94e330c98ac 180 void* oldFB = _disp->swapFramebuffer(_fb);
alindvall 0:b94e330c98ac 181
alindvall 0:b94e330c98ac 182 // Wait for touches, but the AppLauncher is already listening
alindvall 0:b94e330c98ac 183 // for new touch event and sends a signal to its thread which
alindvall 0:b94e330c98ac 184 // is the same as runs this function so it is enough to wait
alindvall 0:b94e330c98ac 185 // for that signal.
alindvall 0:b94e330c98ac 186 TouchPanel* touch = DMBoard::instance().touchPanel();
alindvall 0:b94e330c98ac 187 touch_coordinate_t coord;
alindvall 0:b94e330c98ac 188 bool lastMassStorage = false;
alindvall 0:b94e330c98ac 189 bool lastMouse = false;
alindvall 0:b94e330c98ac 190 bool lastKeyboard = false;
alindvall 0:b94e330c98ac 191 while(!done) {
alindvall 0:b94e330c98ac 192 Thread::signal_wait(0x1, 500);
alindvall 0:b94e330c98ac 193 if (touch->read(coord) == TouchPanel::TouchError_Ok) {
alindvall 0:b94e330c98ac 194 if (_btn->handle(coord.x, coord.y, coord.z > 0)) {
alindvall 0:b94e330c98ac 195 _btn->draw();
alindvall 0:b94e330c98ac 196 }
alindvall 0:b94e330c98ac 197 }
alindvall 0:b94e330c98ac 198 if (lastMassStorage != msdConnected) {
alindvall 0:b94e330c98ac 199 lastMassStorage = msdConnected;
alindvall 0:b94e330c98ac 200 updateStatus(lastMassStorage ? USBHost_MassStorage_Inserted : USBHost_MassStorage_Ejected);
alindvall 0:b94e330c98ac 201 }
alindvall 0:b94e330c98ac 202 if (lastKeyboard != keyboardConnected) {
alindvall 0:b94e330c98ac 203 lastKeyboard = keyboardConnected;
alindvall 0:b94e330c98ac 204 updateStatus(lastKeyboard ? USBHost_Keyboard_Inserted : USBHost_Keyboard_Ejected);
alindvall 0:b94e330c98ac 205 }
alindvall 0:b94e330c98ac 206 if (lastMouse != mouseConnected) {
alindvall 0:b94e330c98ac 207 lastMouse = mouseConnected;
alindvall 0:b94e330c98ac 208 updateStatus(lastMouse ? USBHost_Mouse_Inserted : USBHost_Mouse_Ejected);
alindvall 0:b94e330c98ac 209 }
alindvall 0:b94e330c98ac 210 }
alindvall 0:b94e330c98ac 211
alindvall 0:b94e330c98ac 212 // User has clicked the button, restore the original FB
alindvall 0:b94e330c98ac 213 _disp->swapFramebuffer(oldFB);
alindvall 0:b94e330c98ac 214 swim_window_close(_win);
alindvall 0:b94e330c98ac 215 }
alindvall 0:b94e330c98ac 216
alindvall 0:b94e330c98ac 217 bool AppUSBStatus::teardown()
alindvall 0:b94e330c98ac 218 {
alindvall 0:b94e330c98ac 219 if (_win != NULL) {
alindvall 0:b94e330c98ac 220 free(_win);
alindvall 0:b94e330c98ac 221 _win = NULL;
alindvall 0:b94e330c98ac 222 }
alindvall 0:b94e330c98ac 223 if (_fb != NULL) {
alindvall 0:b94e330c98ac 224 free(_fb);
alindvall 0:b94e330c98ac 225 _fb = NULL;
alindvall 0:b94e330c98ac 226 }
alindvall 0:b94e330c98ac 227 if (_btn != NULL) {
alindvall 0:b94e330c98ac 228 delete _btn;
alindvall 0:b94e330c98ac 229 _btn = NULL;
alindvall 0:b94e330c98ac 230 }
alindvall 0:b94e330c98ac 231 for (int i = 0; i < NumImages; i++) {
alindvall 0:b94e330c98ac 232 if (_images[i].pointerToFree != NULL) {
alindvall 0:b94e330c98ac 233 free(_images[i].pointerToFree);
alindvall 0:b94e330c98ac 234 _images[i].pointerToFree = NULL;
alindvall 0:b94e330c98ac 235 }
alindvall 0:b94e330c98ac 236 }
alindvall 0:b94e330c98ac 237 return true;
alindvall 0:b94e330c98ac 238 }
alindvall 0:b94e330c98ac 239
alindvall 0:b94e330c98ac 240
alindvall 0:b94e330c98ac 241 void AppUSBStatus::addResource(Resources id, Resource* res)
alindvall 0:b94e330c98ac 242 {
alindvall 0:b94e330c98ac 243 _resOk = res;
alindvall 0:b94e330c98ac 244 }
alindvall 0:b94e330c98ac 245