1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
|
// Copyright 2018 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "DolphinQt/TAS/IRWidget.h"
#include <algorithm>
#include <cmath>
#include <QMouseEvent>
#include <QPainter>
#include "Common/CommonTypes.h"
constexpr int PADDING = 1;
IRWidget::IRWidget(QWidget* parent) : QWidget(parent)
{
setMouseTracking(false);
setToolTip(tr("Left click to set the IR value.\n"
"Right click to re-center it."));
// If the widget gets too small, it will get deformed.
setMinimumSize(QSize(64, 48));
}
QSize IRWidget::sizeHint() const
{
return QSize(128, 96);
}
void IRWidget::SetX(u16 x)
{
m_x = std::min(IR_MAX_X, x);
update();
}
void IRWidget::SetY(u16 y)
{
m_y = std::min(IR_MAX_Y, y);
update();
}
void IRWidget::paintEvent(QPaintEvent* event)
{
QPainter painter(this);
painter.setRenderHint(QPainter::Antialiasing, true);
painter.setRenderHint(QPainter::SmoothPixmapTransform, true);
const int w = width() - PADDING * 2;
const int h = height() - PADDING * 2;
painter.setBrush(Qt::white);
painter.drawRect(PADDING, PADDING, w, h);
painter.drawLine(PADDING, PADDING + h / 2, PADDING + w, PADDING + h / 2);
painter.drawLine(PADDING + w / 2, PADDING, PADDING + w / 2, PADDING + h);
// convert from value space to widget space
u16 x = PADDING + ((m_x * w) / IR_MAX_X);
u16 y = PADDING + (h - (m_y * h) / IR_MAX_Y);
painter.drawLine(PADDING + w / 2, PADDING + h / 2, x, y);
painter.setBrush(Qt::blue);
int wh_avg = (w + h) / 2;
int radius = wh_avg / 30;
painter.drawEllipse(x - radius, y - radius, radius * 2, radius * 2);
}
void IRWidget::mousePressEvent(QMouseEvent* event)
{
handleMouseEvent(event);
m_ignore_movement = event->button() == Qt::RightButton;
}
void IRWidget::mouseMoveEvent(QMouseEvent* event)
{
if (!m_ignore_movement)
handleMouseEvent(event);
}
void IRWidget::handleMouseEvent(QMouseEvent* event)
{
u16 prev_x = m_x;
u16 prev_y = m_y;
if (event->button() == Qt::RightButton)
{
m_x = std::round(IR_MAX_X / 2.);
m_y = std::round(IR_MAX_Y / 2.);
}
else
{
// convert from widget space to value space
int new_x = (event->pos().x() * IR_MAX_X) / width();
int new_y = IR_MAX_Y - (event->pos().y() * IR_MAX_Y) / height();
m_x = std::max(0, std::min(static_cast<int>(IR_MAX_X), new_x));
m_y = std::max(0, std::min(static_cast<int>(IR_MAX_Y), new_y));
}
bool changed = false;
if (prev_x != m_x)
{
emit ChangedX(m_x);
changed = true;
}
if (prev_y != m_y)
{
emit ChangedY(m_y);
changed = true;
}
if (changed)
update();
}
|
