134 lines
3.1 KiB
C
134 lines
3.1 KiB
C
#include "screen_photomode.h"
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#include "button.h"
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#include "tft.h"
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#include "touch.h"
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#include "pixy.h"
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#include "pixy_helper.h"
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#include "system.h"
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static volatile bool pixy_connected = false;
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static BUTTON_STRUCT b_back;
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static TOUCH_AREA_STRUCT a_area;
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static void b_back_cb(void* button) {
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gui_screen_back();
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}
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static POINT_STRUCT pixy_pos;
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static POINT_STRUCT old_pos;
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static void touchCB(void* touchArea, TOUCH_ACTION triggeredAction) {
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POINT_STRUCT p = touch_get_last_point();
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switch(triggeredAction) {
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case PEN_ENTER:
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case PEN_DOWN:
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old_pos = p;
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break;
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case PEN_MOVE:
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{
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int16_t deltaX = p.x - old_pos.x;
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int16_t deltaY = p.y - old_pos.y;
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old_pos=p;
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printf("%d %d\n",deltaX,deltaY);
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if(pixy_connected) {
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int16_t new_x = pixy_pos.x+deltaX*2;
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int16_t new_y = pixy_pos.y-deltaY*2;
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if(new_x<0) new_x=0;
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if(new_x>1000) new_x=1000;
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if(new_y<0) new_y=0;
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if(new_y>1000) new_y=1000;
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pixy_pos.x = new_x;
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pixy_pos.y= new_y;
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}
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}
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break;
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case PEN_UP:
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case PEN_LEAVE:
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printf("Leave/up\n");
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break;
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default: break;
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}
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}
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static void enter(void* screen) {
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tft_clear(WHITE);
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//Back button
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b_back.base.x1=10; //Start X of Button
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b_back.base.y1=210; //Start Y of Button
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b_back.base.x2=AUTO; //b_back.base.x1+160; //Auto Calculate X2 with String Width
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b_back.base.y2=AUTO; //Auto Calculate Y2 with String Height
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b_back.txtcolor=WHITE; //Set foreground color
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b_back.bgcolor=HEX(0xAE1010); //Set background color (Don't take 255 or 0 on at least one channel, to make shadows possible)
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b_back.font=0; //Select Font
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b_back.text="Back"; //Set Text (For formatted strings take sprintf)
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b_back.callback=b_back_cb; //Call b_back_cb as Callback
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gui_button_add(&b_back); //Register Button (and run the callback from now on)
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//Area test
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a_area.hookedActions = PEN_DOWN | PEN_MOVE | PEN_ENTER | PEN_UP | PEN_LEAVE;
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a_area.x1 = 0;
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a_area.y1 = 0;
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a_area.x2 = 317;
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a_area.y2 = 197;
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a_area.callback = touchCB;
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touch_register_area(&a_area);
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//Pixy stuff
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pixy_connected = (pixy_init()==0); //try to connect to pixy
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if(pixy_connected) {
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pixy_pos.x=pixy_pos.y=500;
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}
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}
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static void leave(void* screen) {
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gui_button_remove(&b_back);
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touch_unregister_area(&a_area);
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}
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static void update(void* screen) {
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//Note: The only way to detect that pixy has been disconnected is if a command fails. There's no pixy_is_connected method yet :'(
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if(!pixy_connected) { //Pixy not connected
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pixy_close(); //Ensure that all pixy resources are freed (failsafe)
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if(pixy_init()==0) { //try to connect to pixy
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pixy_connected=true;
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pixy_pos.x=pixy_pos.y=500;
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printf("pixy reinitialized\n");
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}
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}
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if(pixy_connected) {
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pixy_service(); //Send/receive event data from/to pixy failed
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pixy_render_full_frame(1,1);
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pixy_rcs_set_position(0,pixy_pos.x);
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pixy_rcs_set_position(1,pixy_pos.y);
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}
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}
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static SCREEN_STRUCT screen = {
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enter,
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leave,
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update
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};
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SCREEN_STRUCT* get_screen_photomode() {
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return &screen;
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}
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