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#include <cmath>
#include "touchpad.h"
#include "logger.h"
using namespace std;
Touchpad::Touchpad(AppletWindowParams params,
const string& pointer_img,
double ratio)
:Applet(params), pointer(16, 24, params.disp), move_ratio(ratio), pressed_button(-1){
pointer.Create();
pointer.Move(0, 0);
pointer.AddImage(0, 0, pointer_img, NULL, NULL, MyWindow::TOP_LEFT, 240, 240, 240);
pointer.SetTransparent(true);
pointer.Refresh();
pointer.UnmapInput();
}
AppAction Touchpad::OnMousePress(int x, int y){
lastx = x;
lasty = y;
last_px = pointer.PosX();
last_py = pointer.PosY();
for (int i=0; i<buttons.size(); ++i)
if (x>=buttons[i].px && y>=buttons[i].py && x<buttons[i].px + buttons[i].w && y<buttons[i].py + buttons[i].h){
pressed_button = i;
Vibrate();
return "";
}
return "";
}
double fun(double x){
return x*sqrt(fabs(x));
}
int cap(int x, int a, int b){
return max(min(x,b), a);
}
AppAction Touchpad::OnMouseMove(int x, int y){
if (pressed_button > -1)
return "";
pointer.Move(cap(last_px - fun(lastx - x)*move_ratio, 0, win.GetDisplay().Width()), cap(last_py - fun(lasty - y)*move_ratio, 0, win.GetDisplay().Height()));
pointer.Refresh();
return "";
}
AppAction Touchpad::OnMouseRelease(int x, int y){
if (pressed_button > -1){
int but = pressed_button;
pressed_button = -1;
if (y > lasty + 50){
Hide();
return "slider_show";
} else {
LOG(INFO) << "keypress " << pointer.PosX() << " " << pointer.PosY() << " " << buttons[but].num_but;
win.UnmapInput();
win.GetDisplay().GenMouseClickEvent(pointer.PosX()-1, pointer.PosY()-1, buttons[but].num_but);
win.MapInput();
return "";
}
}
return "";
}
void Touchpad::OnRotate(Rotation r){
win.Clear();
DrawButtons();
win.Refresh();
SetTransparent(IsTransparent());
}
void Touchpad::OnShow(){
pointer.Move(win.GetDisplay().Width()/2, win.GetDisplay().Height()/2);
pointer.Refresh();
}
void Touchpad::OnHide(){
pointer.Move(0, win.GetDisplay().Height());
pointer.Refresh();
}
void Touchpad::DrawButtons(){
buttons.clear();
buttons.push_back(Button(0, 0, GetCurrentWidth()/4, GetCurrentHeight()/2, 1, "L"));
buttons.push_back(Button(0, GetCurrentHeight()/2, GetCurrentWidth()/4, GetCurrentHeight()/2, 3, "R"));
buttons.push_back(Button(GetCurrentWidth()/16*13, 0, GetCurrentWidth()/8, GetCurrentHeight()/3, 4, "key_up.png"));
buttons.push_back(Button(GetCurrentWidth()/16*13, GetCurrentHeight()/3*2, GetCurrentWidth()/8, GetCurrentHeight()/3, 5, "key_down.png"));
buttons.push_back(Button(GetCurrentWidth()/4*3, GetCurrentHeight()/3, GetCurrentWidth()/8, GetCurrentHeight()/3, 6, "key_left.png"));
buttons.push_back(Button(GetCurrentWidth()/8*7, GetCurrentHeight()/3, GetCurrentWidth()/8, GetCurrentHeight()/3, 7, "key_right.png"));
win.SetFontSize(60);
for (int i=0; i<buttons.size(); ++i){
string look = buttons[i].look;
if (look.size() > 4 && look.substr(look.size()-4) == ".png")
win.AddImage(buttons[i].px + buttons[i].w/2, buttons[i].py + buttons[i].h/2, look, NULL, NULL, MyWindow::CENTER, 240, 240, 240);
else
win.AddText(buttons[i].px + buttons[i].w/2, buttons[i].py + buttons[i].h/2, look, MyWindow::CENTER, 240, 240, 240);
}
}
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