Maxim Integrated / Mbed OS MAXREFDES155#

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Dependencies:   MaximInterface

WindowManager.cpp@8:a0d75dff3c9b, 2017-04-06 (annotated)

Committer:
IanBenzMaxim
Date:
Thu Apr 06 15:16:30 2017 -0500
Revision:
8:a0d75dff3c9b
Parent:
7:66c5dedc750b
Child:
10:71359af61af8
Simplified graphics system for better clarity and expandability.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
IanBenzMaxim 0:33d4e66780c0 1 /*******************************************************************************
IanBenzMaxim 0:33d4e66780c0 2 * Copyright (C) 2017 Maxim Integrated Products, Inc., All Rights Reserved.
IanBenzMaxim 0:33d4e66780c0 3 *
IanBenzMaxim 0:33d4e66780c0 4 * Permission is hereby granted, free of charge, to any person obtaining a
IanBenzMaxim 0:33d4e66780c0 5 * copy of this software and associated documentation files (the "Software"),
IanBenzMaxim 0:33d4e66780c0 6 * to deal in the Software without restriction, including without limitation
IanBenzMaxim 0:33d4e66780c0 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
IanBenzMaxim 0:33d4e66780c0 8 * and/or sell copies of the Software, and to permit persons to whom the
IanBenzMaxim 0:33d4e66780c0 9 * Software is furnished to do so, subject to the following conditions:
IanBenzMaxim 0:33d4e66780c0 10 *
IanBenzMaxim 0:33d4e66780c0 11 * The above copyright notice and this permission notice shall be included
IanBenzMaxim 0:33d4e66780c0 12 * in all copies or substantial portions of the Software.
IanBenzMaxim 0:33d4e66780c0 13 *
IanBenzMaxim 0:33d4e66780c0 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
IanBenzMaxim 0:33d4e66780c0 15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
IanBenzMaxim 0:33d4e66780c0 16 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
IanBenzMaxim 0:33d4e66780c0 17 * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
IanBenzMaxim 0:33d4e66780c0 18 * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
IanBenzMaxim 0:33d4e66780c0 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
IanBenzMaxim 0:33d4e66780c0 20 * OTHER DEALINGS IN THE SOFTWARE.
IanBenzMaxim 0:33d4e66780c0 21 *
IanBenzMaxim 0:33d4e66780c0 22 * Except as contained in this notice, the name of Maxim Integrated
IanBenzMaxim 0:33d4e66780c0 23 * Products, Inc. shall not be used except as stated in the Maxim Integrated
IanBenzMaxim 0:33d4e66780c0 24 * Products, Inc. Branding Policy.
IanBenzMaxim 0:33d4e66780c0 25 *
IanBenzMaxim 0:33d4e66780c0 26 * The mere transfer of this software does not imply any licenses
IanBenzMaxim 0:33d4e66780c0 27 * of trade secrets, proprietary technology, copyrights, patents,
IanBenzMaxim 0:33d4e66780c0 28 * trademarks, maskwork rights, or any other form of intellectual
IanBenzMaxim 0:33d4e66780c0 29 * property whatsoever. Maxim Integrated Products, Inc. retains all
IanBenzMaxim 0:33d4e66780c0 30 * ownership rights.
IanBenzMaxim 0:33d4e66780c0 31 *******************************************************************************/
IanBenzMaxim 0:33d4e66780c0 32
IanBenzMaxim 0:33d4e66780c0 33 #include <algorithm>
IanBenzMaxim 0:33d4e66780c0 34 #include <functional>
IanBenzMaxim 0:33d4e66780c0 35 #include "Bitmap.hpp"
IanBenzMaxim 8:a0d75dff3c9b 36 #include "Display.hpp"
IanBenzMaxim 0:33d4e66780c0 37 #include "WindowManager.hpp"
IanBenzMaxim 0:33d4e66780c0 38
IanBenzMaxim 0:33d4e66780c0 39 static void deleteWindow(Window * window)
IanBenzMaxim 0:33d4e66780c0 40 {
IanBenzMaxim 0:33d4e66780c0 41 delete window;
IanBenzMaxim 0:33d4e66780c0 42 }
IanBenzMaxim 0:33d4e66780c0 43
IanBenzMaxim 0:33d4e66780c0 44 WindowManager::~WindowManager()
IanBenzMaxim 0:33d4e66780c0 45 {
IanBenzMaxim 0:33d4e66780c0 46 // Free all windows.
IanBenzMaxim 0:33d4e66780c0 47 std::for_each(m_windowStack.begin(), m_windowStack.end(), deleteWindow);
IanBenzMaxim 0:33d4e66780c0 48 std::for_each(m_actionQueue.begin(), m_actionQueue.end(), deleteWindow);
IanBenzMaxim 0:33d4e66780c0 49 }
IanBenzMaxim 0:33d4e66780c0 50
IanBenzMaxim 0:33d4e66780c0 51 void WindowManager::processAction(Window * window)
IanBenzMaxim 0:33d4e66780c0 52 {
IanBenzMaxim 0:33d4e66780c0 53 if (window == NULL)
IanBenzMaxim 0:33d4e66780c0 54 {
IanBenzMaxim 0:33d4e66780c0 55 if (!m_windowStack.empty())
IanBenzMaxim 0:33d4e66780c0 56 {
IanBenzMaxim 0:33d4e66780c0 57 delete m_windowStack.back();
IanBenzMaxim 0:33d4e66780c0 58 m_windowStack.pop_back();
IanBenzMaxim 0:33d4e66780c0 59 }
IanBenzMaxim 0:33d4e66780c0 60 }
IanBenzMaxim 0:33d4e66780c0 61 else
IanBenzMaxim 0:33d4e66780c0 62 {
IanBenzMaxim 0:33d4e66780c0 63 m_windowStack.push_back(window);
IanBenzMaxim 0:33d4e66780c0 64 }
IanBenzMaxim 0:33d4e66780c0 65 }
IanBenzMaxim 0:33d4e66780c0 66
IanBenzMaxim 7:66c5dedc750b 67 void WindowManager::push(std::auto_ptr<Window> & window)
IanBenzMaxim 0:33d4e66780c0 68 {
IanBenzMaxim 7:66c5dedc750b 69 if (window.get() != NULL)
IanBenzMaxim 0:33d4e66780c0 70 {
IanBenzMaxim 8:a0d75dff3c9b 71 window->resize(Display::width, Display::height);
IanBenzMaxim 8:a0d75dff3c9b 72 window->move(0, 0);
IanBenzMaxim 0:33d4e66780c0 73 window->setWindowManager(NULL);
IanBenzMaxim 7:66c5dedc750b 74 m_actionQueue.push_back(window.release());
IanBenzMaxim 0:33d4e66780c0 75 }
IanBenzMaxim 0:33d4e66780c0 76 }
IanBenzMaxim 0:33d4e66780c0 77
IanBenzMaxim 0:33d4e66780c0 78 void WindowManager::pop()
IanBenzMaxim 0:33d4e66780c0 79 {
IanBenzMaxim 0:33d4e66780c0 80 m_actionQueue.push_back(NULL);
IanBenzMaxim 0:33d4e66780c0 81 }
IanBenzMaxim 0:33d4e66780c0 82
IanBenzMaxim 8:a0d75dff3c9b 83 void WindowManager::update(Display & display)
IanBenzMaxim 0:33d4e66780c0 84 {
IanBenzMaxim 0:33d4e66780c0 85 // Perform all queued push / pop actions.
IanBenzMaxim 0:33d4e66780c0 86 if (!m_actionQueue.empty())
IanBenzMaxim 0:33d4e66780c0 87 {
IanBenzMaxim 0:33d4e66780c0 88 if (!m_windowStack.empty())
IanBenzMaxim 0:33d4e66780c0 89 {
IanBenzMaxim 0:33d4e66780c0 90 m_windowStack.back()->setWindowManager(NULL);
IanBenzMaxim 0:33d4e66780c0 91 }
IanBenzMaxim 0:33d4e66780c0 92 std::for_each(m_actionQueue.begin(), m_actionQueue.end(),
IanBenzMaxim 0:33d4e66780c0 93 std::bind1st(std::mem_fun(&WindowManager::processAction), this));
IanBenzMaxim 0:33d4e66780c0 94 m_actionQueue.clear();
IanBenzMaxim 8:a0d75dff3c9b 95 if (m_windowStack.empty())
IanBenzMaxim 8:a0d75dff3c9b 96 {
IanBenzMaxim 8:a0d75dff3c9b 97 // Clear the display.
IanBenzMaxim 8:a0d75dff3c9b 98 display.update(Bitmap(Display::width, Display::height));
IanBenzMaxim 8:a0d75dff3c9b 99 }
IanBenzMaxim 8:a0d75dff3c9b 100 else
IanBenzMaxim 0:33d4e66780c0 101 {
IanBenzMaxim 0:33d4e66780c0 102 m_windowStack.back()->setWindowManager(this);
IanBenzMaxim 8:a0d75dff3c9b 103 // Window has been invalidated and will be redrawn in the next section.
IanBenzMaxim 0:33d4e66780c0 104 }
IanBenzMaxim 0:33d4e66780c0 105 }
IanBenzMaxim 0:33d4e66780c0 106
IanBenzMaxim 8:a0d75dff3c9b 107 if (!m_windowStack.empty())
IanBenzMaxim 0:33d4e66780c0 108 {
IanBenzMaxim 8:a0d75dff3c9b 109 // Update all windows. Only allow redraw of the top window.
IanBenzMaxim 8:a0d75dff3c9b 110 for (std::vector<Window *>::reverse_iterator it = m_windowStack.rbegin(); it != m_windowStack.rend(); it++)
IanBenzMaxim 0:33d4e66780c0 111 {
IanBenzMaxim 8:a0d75dff3c9b 112 (*it)->update(it == m_windowStack.rbegin() ? &display : NULL);
IanBenzMaxim 0:33d4e66780c0 113 }
IanBenzMaxim 0:33d4e66780c0 114 }
IanBenzMaxim 0:33d4e66780c0 115 }
IanBenzMaxim 0:33d4e66780c0 116
IanBenzMaxim 0:33d4e66780c0 117 void WindowManager::processKey(Key key)
IanBenzMaxim 0:33d4e66780c0 118 {
IanBenzMaxim 0:33d4e66780c0 119 if (!m_windowStack.empty())
IanBenzMaxim 0:33d4e66780c0 120 {
IanBenzMaxim 0:33d4e66780c0 121 m_windowStack.back()->processKey(key);
IanBenzMaxim 0:33d4e66780c0 122 }
IanBenzMaxim 0:33d4e66780c0 123 }