Embedded Artists / DMBasicGUI

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 EmbeddedArtists AB

Application/ImageButton.cpp@2:efae611de184, 2014-12-19 (annotated)

Committer:
embeddedartists
Date:
Fri Dec 19 07:37:24 2014 +0000
Revision:
2:efae611de184
Child:
3:3fabfe3339b8
Added ImageButton and Clickable

Who changed what in which revision?

UserRevisionLine numberNew 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 2:efae611de184 23 ImageButton::ImageButton(COLOR_T* fb, uint16_t x, uint16_t y, uint16_t width, uint16_t height, const char* imgUp, const char* imgDown) :
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 if (Image::decode(imgUp, Image::RES_16BIT, &_imgUp) != 0) {
embeddedartists 2:efae611de184 30 DMBoard::instance().logger()->printf("Failed to load %s\n", imgUp);
embeddedartists 2:efae611de184 31 }
embeddedartists 2:efae611de184 32 if (imgDown != NULL) {
embeddedartists 2:efae611de184 33 if (Image::decode(imgDown, Image::RES_16BIT, &_imgDown) == 0) {
embeddedartists 2:efae611de184 34 DMBoard::instance().logger()->printf("Failed to load %s\n", imgDown);
embeddedartists 2:efae611de184 35 }
embeddedartists 2:efae611de184 36 }
embeddedartists 2:efae611de184 37 }
embeddedartists 2:efae611de184 38
embeddedartists 2:efae611de184 39 ImageButton::~ImageButton()
embeddedartists 2:efae611de184 40 {
embeddedartists 2:efae611de184 41 if (_imgUp.pixels != NULL) {
embeddedartists 2:efae611de184 42 free(_imgUp.pixels);
embeddedartists 2:efae611de184 43 _imgUp.pixels = NULL;
embeddedartists 2:efae611de184 44 }
embeddedartists 2:efae611de184 45 if (_imgDown.pixels != NULL) {
embeddedartists 2:efae611de184 46 free(_imgDown.pixels);
embeddedartists 2:efae611de184 47 _imgDown.pixels = NULL;
embeddedartists 2:efae611de184 48 }
embeddedartists 2:efae611de184 49 }
embeddedartists 2:efae611de184 50
embeddedartists 2:efae611de184 51 void ImageButton::draw()
embeddedartists 2:efae611de184 52 {
embeddedartists 2:efae611de184 53 if (_pressed) {
embeddedartists 2:efae611de184 54 if (_imgDown.pixels != NULL) {
embeddedartists 2:efae611de184 55 swim_put_image(&_win, _imgDown.pixels, _imgDown.width, _imgDown.height);
embeddedartists 2:efae611de184 56 }
embeddedartists 2:efae611de184 57 } else {
embeddedartists 2:efae611de184 58 swim_put_image(&_win, _imgUp.pixels, _imgUp.width, _imgUp.height);
embeddedartists 2:efae611de184 59 }
embeddedartists 2:efae611de184 60 }