summaryrefslogtreecommitdiffstats
path: root/gui/slider.cpp
blob: 692676561c35042c5633a1a5578e2424a9f09d06 (plain) (blame)
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
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
// slider.cpp - GUISlider object
// Pulled & ported from https://raw.github.com/agrabren/RecoverWin/master/gui/slider.cpp

#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <fcntl.h>
#include <sys/reboot.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <sys/mman.h>
#include <sys/types.h>
#include <sys/ioctl.h>
#include <time.h>
#include <unistd.h>
#include <stdlib.h>
#include "../data.hpp"

#include <string>

extern "C" {
#include "../twcommon.h"
#include "../minuitwrp/minui.h"
}

#include "rapidxml.hpp"
#include "objects.hpp"

GUISlider::GUISlider(xml_node<>* node) : GUIObject(node)
{
	xml_attribute<>* attr;
	xml_node<>* child;

	sAction = NULL;
	sSlider = NULL;
	sSliderUsed = NULL;
	sTouch = NULL;
	sTouchW = 20;

	if (!node)
	{
		LOGERR("GUISlider created without XML node\n");
		return;
	}

	child = node->first_node("resource");
	if (child)
	{
		attr = child->first_attribute("base");
		if (attr)
			sSlider = PageManager::FindResource(attr->value());

		attr = child->first_attribute("used");
		if (attr)
			sSliderUsed = PageManager::FindResource(attr->value());

		attr = child->first_attribute("touch");
		if (attr)
			sTouch = PageManager::FindResource(attr->value());
	}

	// Load the placement
	LoadPlacement(node->first_node("placement"), &mRenderX, &mRenderY);

	if (sSlider && sSlider->GetResource())
	{
		mRenderW = gr_get_width(sSlider->GetResource());
		mRenderH = gr_get_height(sSlider->GetResource());
	}
	if (sTouch && sTouch->GetResource())
	{
		sTouchW = gr_get_width(sTouch->GetResource());  // Width of the "touch image" that follows the touch (arrow)
		sTouchH = gr_get_height(sTouch->GetResource()); // Height of the "touch image" that follows the touch (arrow)
	}

	//LOGINFO("mRenderW: %i mTouchW: %i\n", mRenderW, mTouchW);
	mActionX = mRenderX;
	mActionY = mRenderY;
	mActionW = mRenderW;
	mActionH = mRenderH;

	sAction = new GUIAction(node);

	sCurTouchX = mRenderX;
	sUpdate = 1;
}

GUISlider::~GUISlider()
{
	delete sAction;
}

int GUISlider::Render(void)
{
	if(!isConditionTrue())
		return 0;

	if (!sSlider || !sSlider->GetResource())
		return -1;

	// Draw the slider
	gr_blit(sSlider->GetResource(), 0, 0, mRenderW, mRenderH, mRenderX, mRenderY);

	// Draw the used
	if (sSliderUsed && sSliderUsed->GetResource() && sCurTouchX > mRenderX)
		gr_blit(sSliderUsed->GetResource(), 0, 0, sCurTouchX - mRenderX, mRenderH, mRenderX, mRenderY);

	// Draw the touch icon
	if (sTouch && sTouch->GetResource())
		gr_blit(sTouch->GetResource(), 0, 0, sTouchW, sTouchH, sCurTouchX, (mRenderY + ((mRenderH - sTouchH) / 2)));

	sUpdate = 0;
	return 0;
}

int GUISlider::Update(void)
{
	if(!isConditionTrue())
		return 0;

	if (sUpdate)
		return 2;
	return 0;
}

int GUISlider::NotifyTouch(TOUCH_STATE state, int x, int y)
{
	if(!isConditionTrue())
		return -1;

	static bool dragging = false;

	switch (state)
	{
	case TOUCH_START:
		if (x >= mRenderX && x <= mRenderX + sTouchW && 
			y >= mRenderY && y <= mRenderY + mRenderH)
		{
			sCurTouchX = x - (sTouchW / 2);
			if (sCurTouchX < mRenderX)
				sCurTouchX = mRenderX;
			dragging = true;
		}
		break;

	case TOUCH_DRAG:
		if (!dragging)
			return 0;
		if (y < mRenderY - sTouchH || y > mRenderY + (sTouchH * 2))
		{
			sCurTouchX = mRenderX;
			dragging = false;
			sUpdate = 1;
			break;
		}
		sCurTouchX = x - (sTouchW / 2);
		if (sCurTouchX < mRenderX)
			sCurTouchX = mRenderX;
		if (sCurTouchX > mRenderX + mRenderW - sTouchW)
			sCurTouchX = mRenderX + mRenderW - sTouchW;
		sUpdate = 1;
		break;

	case TOUCH_RELEASE:
		if (!dragging)
			return 0;

		if (sCurTouchX >= mRenderX + mRenderW - sTouchW) {
			DataManager::Vibrate("tw_button_vibrate");
			sAction->doActions();
		}

		sCurTouchX = mRenderX;
		dragging = false;
		sUpdate = 1;
	case TOUCH_REPEAT:
	case TOUCH_HOLD:
		break;
	}
	return 0;
}