Touch panel library for GR-PEACH LCD Shield.
Dependents: GR-PEACH_LCD_shield_touch_sample LCD_shield_config
TouchKey_7_1inch.cpp@1:538027089976, 2016-09-27 (annotated)
- Committer:
- dkato
- Date:
- Tue Sep 27 12:36:07 2016 +0000
- Revision:
- 1:538027089976
- Parent:
- 0:da3d7ba2674b
Add LCD type RSK TFT.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
dkato | 0:da3d7ba2674b | 1 | /* mbed Microcontroller Library |
dkato | 0:da3d7ba2674b | 2 | * Copyright (C) 2016 Renesas Electronics Corporation. All rights reserved. |
dkato | 0:da3d7ba2674b | 3 | * |
dkato | 0:da3d7ba2674b | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
dkato | 0:da3d7ba2674b | 5 | * you may not use this file except in compliance with the License. |
dkato | 0:da3d7ba2674b | 6 | * You may obtain a copy of the License at |
dkato | 0:da3d7ba2674b | 7 | * |
dkato | 0:da3d7ba2674b | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
dkato | 0:da3d7ba2674b | 9 | * |
dkato | 0:da3d7ba2674b | 10 | * Unless required by applicable law or agreed to in writing, software |
dkato | 0:da3d7ba2674b | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
dkato | 0:da3d7ba2674b | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
dkato | 0:da3d7ba2674b | 13 | * See the License for the specific language governing permissions and |
dkato | 0:da3d7ba2674b | 14 | * limitations under the License. |
dkato | 0:da3d7ba2674b | 15 | */ |
dkato | 0:da3d7ba2674b | 16 | |
dkato | 0:da3d7ba2674b | 17 | #include "TouchKey_7_1inch.h" |
dkato | 0:da3d7ba2674b | 18 | |
dkato | 0:da3d7ba2674b | 19 | TouchKey_7_1inch::TouchKey_7_1inch(PinName tprst, PinName tpint, PinName sda, PinName scl) : |
dkato | 0:da3d7ba2674b | 20 | TouchKey(tprst, tpint), i2c(sda, scl) { |
dkato | 0:da3d7ba2674b | 21 | } |
dkato | 0:da3d7ba2674b | 22 | |
dkato | 0:da3d7ba2674b | 23 | int TouchKey_7_1inch::GetMaxTouchNum(void) { |
dkato | 0:da3d7ba2674b | 24 | return 2; |
dkato | 0:da3d7ba2674b | 25 | } |
dkato | 0:da3d7ba2674b | 26 | |
dkato | 0:da3d7ba2674b | 27 | int TouchKey_7_1inch::GetCoordinates(int touch_buff_num, touch_pos_t * p_touch) { |
dkato | 0:da3d7ba2674b | 28 | char buf[10]; |
dkato | 0:da3d7ba2674b | 29 | stx_report_data_t *pdata; |
dkato | 0:da3d7ba2674b | 30 | touch_pos_t * wk_touch; |
dkato | 0:da3d7ba2674b | 31 | int count = 0; |
dkato | 0:da3d7ba2674b | 32 | int i; |
dkato | 0:da3d7ba2674b | 33 | int read_size; |
dkato | 0:da3d7ba2674b | 34 | |
dkato | 0:da3d7ba2674b | 35 | if (touch_buff_num > GetMaxTouchNum()) { |
dkato | 0:da3d7ba2674b | 36 | touch_buff_num = GetMaxTouchNum(); |
dkato | 0:da3d7ba2674b | 37 | } |
dkato | 0:da3d7ba2674b | 38 | if (touch_buff_num < 2) { |
dkato | 0:da3d7ba2674b | 39 | read_size = 6; |
dkato | 0:da3d7ba2674b | 40 | } else { |
dkato | 0:da3d7ba2674b | 41 | read_size = 10; |
dkato | 0:da3d7ba2674b | 42 | } |
dkato | 0:da3d7ba2674b | 43 | |
dkato | 0:da3d7ba2674b | 44 | if (p_touch != NULL) { |
dkato | 0:da3d7ba2674b | 45 | for (i = 0; i < touch_buff_num; i++) { |
dkato | 0:da3d7ba2674b | 46 | wk_touch = &p_touch[i]; |
dkato | 0:da3d7ba2674b | 47 | wk_touch->x = 0; |
dkato | 0:da3d7ba2674b | 48 | wk_touch->y = 0; |
dkato | 0:da3d7ba2674b | 49 | wk_touch->valid = false; |
dkato | 0:da3d7ba2674b | 50 | } |
dkato | 0:da3d7ba2674b | 51 | if (i2c.read((0x55 << 1), buf, read_size) == 0) { |
dkato | 0:da3d7ba2674b | 52 | pdata = (stx_report_data_t *)buf; |
dkato | 0:da3d7ba2674b | 53 | if (pdata->fingers) { |
dkato | 0:da3d7ba2674b | 54 | for (i = 0; i < touch_buff_num; i++) { |
dkato | 0:da3d7ba2674b | 55 | if (pdata->xyz_data[i].valid) { |
dkato | 0:da3d7ba2674b | 56 | wk_touch = &p_touch[i]; |
dkato | 0:da3d7ba2674b | 57 | wk_touch->x = (pdata->xyz_data[i].x_h << 8) | pdata->xyz_data[i].x_l; |
dkato | 0:da3d7ba2674b | 58 | wk_touch->y = (pdata->xyz_data[i].y_h << 8) | pdata->xyz_data[i].y_l; |
dkato | 0:da3d7ba2674b | 59 | wk_touch->valid = true; |
dkato | 0:da3d7ba2674b | 60 | count++; |
dkato | 0:da3d7ba2674b | 61 | } |
dkato | 0:da3d7ba2674b | 62 | } |
dkato | 0:da3d7ba2674b | 63 | } |
dkato | 0:da3d7ba2674b | 64 | } |
dkato | 0:da3d7ba2674b | 65 | } |
dkato | 0:da3d7ba2674b | 66 | |
dkato | 0:da3d7ba2674b | 67 | return count; |
dkato | 0:da3d7ba2674b | 68 | } |
dkato | 0:da3d7ba2674b | 69 | |
dkato | 0:da3d7ba2674b | 70 |