summaryrefslogtreecommitdiff
path: root/src/gui/widgets/progressbar.h
blob: e75b1d44f19b4398c834468bf7f34f64ede2f0e6 (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
/*
 *  The Mana World
 *  Copyright (C) 2004  The Mana World Development Team
 *
 *  This file is part of The Mana World.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#ifndef PROGRESSBAR_H
#define PROGRESSBAR_H

#include <string>

#include <guichan/widget.hpp>

#include <SDL_types.h>

class ImageRect;

/**
 * A progress bar.
 *
 * \ingroup GUI
 */
class ProgressBar : public gcn::Widget
{
    public:
        /**
         * Constructor, initializes the progress with the given value.
         */
        ProgressBar(float progress = 0.0f,
                    unsigned int width = 40, unsigned int height = 7,
                    Uint8 red = 150, Uint8 green = 150, Uint8 blue = 150);

        /**
         * Destructor.
         */
        ~ProgressBar();

        /**
         * Performs progress bar logic (fading colors)
         */
        void logic();

        /**
         * Draws the progress bar.
         */
        void draw(gcn::Graphics *graphics);

        /**
         * Sets the current progress.
         */
        void setProgress(float progress);

        /**
         * Returns the current progress.
         */
        float getProgress() const { return mProgress; }

        /**
         * Change the filling of the progress bar.
         */
        void setColor(Uint8, Uint8 green, Uint8 blue);

        /**
         * Returns the red value of color.
         */
        Uint8 getRed() const { return mRed; }

        /**
         * Returns the green value of color.
         */
        Uint8 getGreen() const { return mGreen; }

        /**
         * Returns the blue value of color.
         */
        Uint8 getBlue() const { return mBlue; }

        /**
         * Sets the text shown on the progress bar.
         */
        void setText(const std::string &text)
        { mText = text; }

        /**
         * Returns the text shown on the progress bar.
         */
        const std::string &text() const
        { return mText; }

        /**
         * Set wether the progress is moved smoothly.
         */
        void setSmoothProgress(bool smoothProgress)
        { mSmoothProgress = smoothProgress; }

        /**
         * Set wether the color changing is made smoothly.
         */
        void setSmoothColorChange(bool smoothColorChange)
        { mSmoothColorChange = smoothColorChange; }


    private:
        float mProgress, mProgressToGo;
        bool mSmoothProgress;

        Uint8 mRed, mGreen, mBlue;
        Uint8 mRedToGo, mGreenToGo, mBlueToGo;
        bool mSmoothColorChange;

        std::string mText;
        bool mUpdated;

        static ImageRect mBorder;
        static int mInstances;
        static float mAlpha;
        
        static const gcn::Color TEXT_COLOR;
};

#endif