A basic graphics package for the LPC4088 Display Module.
Dependents: lpc4088_displaymodule_demo_sphere sampleGUI sampleEmptyGUI lpc4088_displaymodule_fs_aid ... more
Fork of DMBasicGUI by
Application/ImageButton.cpp@3:3fabfe3339b8, 2014-12-19 (annotated)
- Committer:
- embeddedartists
- Date:
- Fri Dec 19 09:12:51 2014 +0100
- Revision:
- 3:3fabfe3339b8
- Parent:
- 2:efae611de184
- Child:
- 4:a73760d09423
- Fixed bug in Clickable
- Fixed missing include in Image
- Updated to match the new TouchPanel interface
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
embeddedartists | 2:efae611de184 | 1 | /* |
embeddedartists | 2:efae611de184 | 2 | * Copyright 2014 Embedded Artists AB |
embeddedartists | 2:efae611de184 | 3 | * |
embeddedartists | 2:efae611de184 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
embeddedartists | 2:efae611de184 | 5 | * you may not use this file except in compliance with the License. |
embeddedartists | 2:efae611de184 | 6 | * You may obtain a copy of the License at |
embeddedartists | 2:efae611de184 | 7 | * |
embeddedartists | 2:efae611de184 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
embeddedartists | 2:efae611de184 | 9 | * |
embeddedartists | 2:efae611de184 | 10 | * Unless required by applicable law or agreed to in writing, software |
embeddedartists | 2:efae611de184 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
embeddedartists | 2:efae611de184 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
embeddedartists | 2:efae611de184 | 13 | * See the License for the specific language governing permissions and |
embeddedartists | 2:efae611de184 | 14 | * limitations under the License. |
embeddedartists | 2:efae611de184 | 15 | */ |
embeddedartists | 2:efae611de184 | 16 | |
embeddedartists | 2:efae611de184 | 17 | #include "ImageButton.h" |
embeddedartists | 2:efae611de184 | 18 | #include "mbed.h" |
embeddedartists | 2:efae611de184 | 19 | #include "DMBoard.h" |
embeddedartists | 2:efae611de184 | 20 | |
embeddedartists | 2:efae611de184 | 21 | #include "lpc_swim_image.h" |
embeddedartists | 2:efae611de184 | 22 | |
embeddedartists | 3:3fabfe3339b8 | 23 | ImageButton::ImageButton(COLOR_T* fb, uint16_t x, uint16_t y, uint16_t width, uint16_t height) : |
embeddedartists | 2:efae611de184 | 24 | Clickable(fb, x, y, width, height) |
embeddedartists | 2:efae611de184 | 25 | { |
embeddedartists | 2:efae611de184 | 26 | _imgUp.pixels = NULL; |
embeddedartists | 2:efae611de184 | 27 | _imgDown.pixels = NULL; |
embeddedartists | 2:efae611de184 | 28 | } |
embeddedartists | 2:efae611de184 | 29 | |
embeddedartists | 2:efae611de184 | 30 | ImageButton::~ImageButton() |
embeddedartists | 2:efae611de184 | 31 | { |
embeddedartists | 2:efae611de184 | 32 | if (_imgUp.pixels != NULL) { |
embeddedartists | 2:efae611de184 | 33 | free(_imgUp.pixels); |
embeddedartists | 2:efae611de184 | 34 | _imgUp.pixels = NULL; |
embeddedartists | 2:efae611de184 | 35 | } |
embeddedartists | 2:efae611de184 | 36 | if (_imgDown.pixels != NULL) { |
embeddedartists | 2:efae611de184 | 37 | free(_imgDown.pixels); |
embeddedartists | 2:efae611de184 | 38 | _imgDown.pixels = NULL; |
embeddedartists | 2:efae611de184 | 39 | } |
embeddedartists | 2:efae611de184 | 40 | } |
embeddedartists | 2:efae611de184 | 41 | |
embeddedartists | 3:3fabfe3339b8 | 42 | bool ImageButton::loadImages(const char* imgUp, const char* imgDown) |
embeddedartists | 3:3fabfe3339b8 | 43 | { |
embeddedartists | 3:3fabfe3339b8 | 44 | if (_imgUp.pixels != NULL) { |
embeddedartists | 3:3fabfe3339b8 | 45 | free(_imgUp.pixels); |
embeddedartists | 3:3fabfe3339b8 | 46 | _imgUp.pixels = NULL; |
embeddedartists | 3:3fabfe3339b8 | 47 | } |
embeddedartists | 3:3fabfe3339b8 | 48 | if (_imgDown.pixels != NULL) { |
embeddedartists | 3:3fabfe3339b8 | 49 | free(_imgDown.pixels); |
embeddedartists | 3:3fabfe3339b8 | 50 | _imgDown.pixels = NULL; |
embeddedartists | 3:3fabfe3339b8 | 51 | } |
embeddedartists | 3:3fabfe3339b8 | 52 | if (Image::decode(imgUp, Image::RES_16BIT, &_imgUp) != 0) { |
embeddedartists | 3:3fabfe3339b8 | 53 | DMBoard::instance().logger()->printf("Failed to load %s\n", imgUp); |
embeddedartists | 3:3fabfe3339b8 | 54 | return false; |
embeddedartists | 3:3fabfe3339b8 | 55 | } |
embeddedartists | 3:3fabfe3339b8 | 56 | if (imgDown != NULL) { |
embeddedartists | 3:3fabfe3339b8 | 57 | if (Image::decode(imgDown, Image::RES_16BIT, &_imgDown) == 0) { |
embeddedartists | 3:3fabfe3339b8 | 58 | DMBoard::instance().logger()->printf("Failed to load %s\n", imgDown); |
embeddedartists | 3:3fabfe3339b8 | 59 | return false; |
embeddedartists | 3:3fabfe3339b8 | 60 | } |
embeddedartists | 3:3fabfe3339b8 | 61 | } |
embeddedartists | 3:3fabfe3339b8 | 62 | return true; |
embeddedartists | 3:3fabfe3339b8 | 63 | } |
embeddedartists | 3:3fabfe3339b8 | 64 | |
embeddedartists | 2:efae611de184 | 65 | void ImageButton::draw() |
embeddedartists | 2:efae611de184 | 66 | { |
embeddedartists | 2:efae611de184 | 67 | if (_pressed) { |
embeddedartists | 2:efae611de184 | 68 | if (_imgDown.pixels != NULL) { |
embeddedartists | 2:efae611de184 | 69 | swim_put_image(&_win, _imgDown.pixels, _imgDown.width, _imgDown.height); |
embeddedartists | 2:efae611de184 | 70 | } |
embeddedartists | 2:efae611de184 | 71 | } else { |
embeddedartists | 3:3fabfe3339b8 | 72 | if (_imgUp.pixels != NULL) { |
embeddedartists | 3:3fabfe3339b8 | 73 | swim_put_image(&_win, _imgUp.pixels, _imgUp.width, _imgUp.height); |
embeddedartists | 3:3fabfe3339b8 | 74 | } |
embeddedartists | 2:efae611de184 | 75 | } |
embeddedartists | 2:efae611de184 | 76 | } |