usbloadergx/source/libwiigui/gui_button.cpp

/****************************************************************************
 * libwiigui
 *
 * Tantric 2009
 *
 * gui_button.cpp
 *
 * GUI class definitions
 ***************************************************************************/

#include "gui.h"

static int scrollison = 0;

/**
 * Constructor for the GuiButton class.
 */

GuiButton::GuiButton(int w, int h)
{
    width = w;
    height = h;
    image = NULL;
    imageOver = NULL;
    imageHold = NULL;
    imageClick = NULL;
    icon = NULL;
    iconOver = NULL;
    iconHold = NULL;
    iconClick = NULL;
    toolTip = NULL;

    for (int i = 0; i < 3; i++)
    {
        label[i] = NULL;
        labelOver[i] = NULL;
        labelHold[i] = NULL;
        labelClick[i] = NULL;
    }

    soundOver = NULL;
    soundHold = NULL;
    soundClick = NULL;
    selectable = true;
    holdable = false;
    clickable = true;

    time1 = time2 = 0;
}

GuiButton::GuiButton(GuiImage* img, GuiImage* imgOver, int hor, int vert, int x, int y, GuiTrigger* trig,
        GuiSound* sndOver, GuiSound* sndClick, u8 grow)
{
    width = img ? img->GetWidth() : 0;
    height = img ? img->GetHeight() : 0;
    image = img;
    if(image) image->SetParent(this);
    imageOver = imgOver;
    if (imageOver) imageOver->SetParent(this);
    imageHold = NULL;
    imageClick = NULL;
    icon = NULL;
    iconOver = NULL;
    iconHold = NULL;
    iconClick = NULL;
    toolTip = NULL;
    alignmentHor = hor;
    alignmentVert = vert;
    xoffset = x;
    yoffset = y;
    trigger[0] = trig;

    for (int i = 0; i < 3; i++)
    {
        label[i] = NULL;
        labelOver[i] = NULL;
        labelHold[i] = NULL;
        labelClick[i] = NULL;
    }

    soundOver = sndOver;
    soundHold = NULL;
    soundClick = sndClick;
    selectable = true;
    holdable = false;
    clickable = true;

    if (grow == 1)
    {
        effectsOver |= EFFECT_SCALE;
        effectAmountOver = 4;
        effectTargetOver = 110;
    }
    time1 = time2 = 0;
}

GuiButton::GuiButton(GuiImage* img, GuiImage* imgOver, int hor, int vert, int x, int y, GuiTrigger* trig,
        GuiSound* sndOver, GuiSound* sndClick, u8 grow, GuiTooltip* tt, int ttx, int tty, int h_align, int v_align)
{
    width = img ? img->GetWidth() : 0;
    height = img ? img->GetHeight() : 0;
    image = img;
    if(image) image->SetParent(this);
    imageOver = imgOver;
    if (imageOver) imageOver->SetParent(this);
    imageHold = NULL;
    imageClick = NULL;
    icon = NULL;
    iconOver = NULL;
    iconHold = NULL;
    iconClick = NULL;
    toolTip = NULL;
    alignmentHor = hor;
    alignmentVert = vert;
    xoffset = x;
    yoffset = y;
    trigger[0] = trig;

    for (int i = 0; i < 3; i++)
    {
        label[i] = NULL;
        labelOver[i] = NULL;
        labelHold[i] = NULL;
        labelClick[i] = NULL;
    }

    soundOver = sndOver;
    soundHold = NULL;
    soundClick = sndClick;
    selectable = true;
    holdable = false;
    clickable = true;

    if (grow == 1)
    {
        effectsOver |= EFFECT_SCALE;
        effectAmountOver = 4;
        effectTargetOver = 110;
    }

    toolTip = tt;
    if(toolTip)
    {
        toolTip->SetParent(this);
        toolTip->SetAlignment(h_align, v_align);
        toolTip->SetPosition(ttx, tty);
    }

    time1 = time2 = 0;
}

/**
 * Destructor for the GuiButton class.
 */
GuiButton::~GuiButton()
{
}

void GuiButton::SetImage(GuiImage* img)
{
    LOCK( this );
    image = img;
    if (img) img->SetParent(this);
}
void GuiButton::SetImageOver(GuiImage* img)
{
    LOCK( this );
    imageOver = img;
    if (img) img->SetParent(this);
}
void GuiButton::SetImageHold(GuiImage* img)
{
    LOCK( this );
    imageHold = img;
    if (img) img->SetParent(this);
}
void GuiButton::SetImageClick(GuiImage* img)
{
    LOCK( this );
    imageClick = img;
    if (img) img->SetParent(this);
}
void GuiButton::SetIcon(GuiImage* img)
{
    LOCK( this );
    icon = img;
    if (img) img->SetParent(this);
}
void GuiButton::SetIconOver(GuiImage* img)
{
    LOCK( this );
    iconOver = img;
    if (img) img->SetParent(this);
}
void GuiButton::SetIconHold(GuiImage* img)
{
    LOCK( this );
    iconHold = img;
    if (img) img->SetParent(this);
}
void GuiButton::SetIconClick(GuiImage* img)
{
    LOCK( this );
    iconClick = img;
    if (img) img->SetParent(this);
}
void GuiButton::SetLabel(GuiText* txt, int n)
{
    LOCK( this );
    label[n] = txt;
    if (txt) txt->SetParent(this);
}
void GuiButton::SetLabelOver(GuiText* txt, int n)
{
    LOCK( this );
    labelOver[n] = txt;
    if (txt) txt->SetParent(this);
}
void GuiButton::SetLabelHold(GuiText* txt, int n)
{
    LOCK( this );
    labelHold[n] = txt;
    if (txt) txt->SetParent(this);
}
void GuiButton::SetLabelClick(GuiText* txt, int n)
{
    LOCK( this );
    labelClick[n] = txt;
    if (txt) txt->SetParent(this);
}
void GuiButton::SetSoundOver(GuiSound * snd)
{
    LOCK( this );
    soundOver = snd;
}
void GuiButton::SetSoundHold(GuiSound * snd)
{
    LOCK( this );
    soundHold = snd;
}
void GuiButton::SetSoundClick(GuiSound * snd)
{
    LOCK( this );
    soundClick = snd;
}

void GuiButton::SetToolTip(GuiTooltip* tt, int x, int y, int h_align, int v_align)
{
    LOCK( this );
    if (tt)
    {
        toolTip = tt;
        toolTip->SetParent(this);
        toolTip->SetAlignment(h_align, v_align);
        toolTip->SetPosition(x, y);

    }
}

void GuiButton::RemoveToolTip()
{
    LOCK( this );
    toolTip = NULL;
}

void GuiButton::RemoveSoundOver()
{
    LOCK( this );
    soundOver = NULL;
}
void GuiButton::RemoveSoundClick()
{
    LOCK( this );
    soundClick = NULL;
}
void GuiButton::SetSkew(int XX1, int YY1, int XX2, int YY2, int XX3, int YY3, int XX4, int YY4)
{
    if (image)
    {
        image->xx1 = XX1;
        image->yy1 = YY1;
        image->xx2 = XX2;
        image->yy2 = YY2;
        image->xx3 = XX3;
        image->yy3 = YY3;
        image->xx4 = XX4;
        image->yy4 = YY4;
    }
}

void GuiButton::SetSkew(int *skew)
{
    if (image) image->SetSkew(skew);
}

/**
 * Draw the button on screen
 */
void GuiButton::Draw()
{
    LOCK( this );
    if (!this->IsVisible()) return;

    // draw image
    if ((state == STATE_SELECTED || state == STATE_HELD) && imageOver)
        imageOver->Draw();
    else if (image) image->Draw();
    // draw icon
    if ((state == STATE_SELECTED || state == STATE_HELD) && iconOver)
        iconOver->Draw();
    else if (icon) icon->Draw();
    // draw text
    for (int i = 0; i < 3; i++)
    {
        if ((state == STATE_SELECTED || state == STATE_HELD) && labelOver[i])
            labelOver[i]->Draw();
        else if (label[i]) label[i]->Draw();
    }

    this->UpdateEffects();
}
void GuiButton::DrawTooltip()
{
    LOCK( this );
    if (this->IsVisible() && state == STATE_SELECTED && toolTip)
    {
        if (time2 == 0)
        {
            time(&time1);
            time2 = time1;
        }
        if (time1 != 0) // timer l<>uft
        time(&time1);

        if (time1 == 0 || difftime(time1, time2) >= 2)
        {
            if (time1 != 0) // timer gerade abgelaufen
            toolTip->SetEffect(EFFECT_FADE, 20);
            time1 = 0;
            toolTip->Draw();
            return;
        }
    }
    else
    {
        if (time2 != 0 && time1 == 0) // timer abgelaufen, gerade DESELECT
        if (toolTip) toolTip->SetEffect(EFFECT_FADE, -20);
        time2 = 0;
    }
    if (toolTip && toolTip->GetEffect()) toolTip->Draw();
}
void GuiButton::ScrollIsOn(int f)
{
    scrollison = f;
}

void GuiButton::Update(GuiTrigger * t)
{
    LOCK( this );
    if (!this->IsVisible() || state == STATE_CLICKED || state == STATE_DISABLED || !t)
        return;
    else if (parentElement && parentElement->GetState() == STATE_DISABLED) return;

#ifdef HW_RVL
    // cursor
    if ( t->wpad.ir.valid )
    {
        if ( this->IsInside( t->wpad.ir.x, t->wpad.ir.y ) )
        {
            if ( state == STATE_DEFAULT ) // we weren't on the button before!

            {
                if ( scrollison == 0 )
                {
                    this->SetState( STATE_SELECTED, t->chan );
                }

                if ( this->Rumble() && scrollison == 0 )
                rumbleRequest[t->chan] = 1;

                if ( soundOver && scrollison == 0 )
                soundOver->Play();

                if ( effectsOver && !effects && scrollison == 0 )
                {
                    // initiate effects
                    effects = effectsOver;
                    effectAmount = effectAmountOver;
                    effectTarget = effectTargetOver;
                }
            }
        }
        else
        {
            if ( state == STATE_SELECTED && ( stateChan == t->chan || stateChan == -1 ) )
            this->ResetState();

            if ( effectTarget == effectTargetOver && effectAmount == effectAmountOver )
            {
                // initiate effects (in reverse)
                effects = effectsOver;
                effectAmount = -effectAmountOver;
                effectTarget = 100;
            }
        }
    }
#else

    if (state == STATE_SELECTED && (stateChan == t->chan || stateChan == -1)) this->ResetState();

    if (effectTarget == effectTargetOver && effectAmount == effectAmountOver)
    {
        // initiate effects (in reverse)
        effects = effectsOver;
        effectAmount = -effectAmountOver;
        effectTarget = 100;
    }

#endif

    // button triggers
    if (this->IsClickable() && scrollison == 0)
    {
        s32 wm_btns, wm_btns_trig, cc_btns, cc_btns_trig;
        for (int i = 0; i < 6; i++)
        {
            if (trigger[i] && (trigger[i]->chan == -1 || trigger[i]->chan == t->chan))
            {
                // higher 16 bits only (wiimote)
                wm_btns = t->wpad.btns_d << 16;
                wm_btns_trig = trigger[i]->wpad.btns_d << 16;

                // lower 16 bits only (classic controller)
                cc_btns = t->wpad.btns_d >> 16;
                cc_btns_trig = trigger[i]->wpad.btns_d >> 16;

                if (((t->wpad.btns_d > 0 && wm_btns == wm_btns_trig) || (cc_btns == cc_btns_trig && t->wpad.exp.type
                        == EXP_CLASSIC)) || (t->pad.btns_d == trigger[i]->pad.btns_d && t->pad.btns_d > 0))
                {
                    if (t->chan == stateChan || stateChan == -1)
                    {
                        if (state == STATE_SELECTED)
                        {
                            this->SetState(STATE_CLICKED, t->chan);

                            if (soundClick) soundClick->Play();
                        }
                        else if (trigger[i]->type == TRIGGER_BUTTON_ONLY)
                        {
                            this->SetState(STATE_CLICKED, t->chan);
                            if (soundClick) soundClick->Play();
                        }
                        else if (trigger[i]->type == TRIGGER_BUTTON_ONLY_IN_FOCUS && parentElement->IsFocused())
                        {
                            this->SetState(STATE_CLICKED, t->chan);
                            if (soundClick) soundClick->Play();
                        }
                    }
                }
            }
        }
    }

    if (this->IsHoldable())
    {
        bool held = false;
        s32 wm_btns, wm_btns_h, wm_btns_trig, cc_btns, cc_btns_h, cc_btns_trig;

        for (int i = 0; i < 6; i++)
        {
            if (trigger[i] && (trigger[i]->chan == -1 || trigger[i]->chan == t->chan))
            {
                // higher 16 bits only (wiimote)
                wm_btns = t->wpad.btns_d << 16;
                wm_btns_h = t->wpad.btns_h << 16;
                wm_btns_trig = trigger[i]->wpad.btns_h << 16;

                // lower 16 bits only (classic controller)
                cc_btns = t->wpad.btns_d >> 16;
                cc_btns_h = t->wpad.btns_h >> 16;
                cc_btns_trig = trigger[i]->wpad.btns_h >> 16;

                if (((t->wpad.btns_d > 0 && wm_btns == wm_btns_trig) || (cc_btns == cc_btns_trig && t->wpad.exp.type
                        == EXP_CLASSIC)) || (t->pad.btns_d == trigger[i]->pad.btns_h && t->pad.btns_d > 0))
                {
                    if (trigger[i]->type == TRIGGER_HELD && state == STATE_SELECTED && (t->chan == stateChan
                            || stateChan == -1)) this->SetState(STATE_CLICKED, t->chan);
                }

                if (((t->wpad.btns_h > 0 && wm_btns_h == wm_btns_trig) || (cc_btns_h == cc_btns_trig
                        && t->wpad.exp.type == EXP_CLASSIC)) || (t->pad.btns_h == trigger[i]->pad.btns_h
                        && t->pad.btns_h > 0))
                {
                    if (trigger[i]->type == TRIGGER_HELD) held = true;
                }

                if (!held && state == STATE_HELD && stateChan == t->chan)
                {
                    this->ResetState();
                }
                else if (held && state == STATE_CLICKED && stateChan == t->chan)
                {
                    this->SetState(STATE_HELD, t->chan);
                }
            }
        }
    }

    if (updateCB) updateCB(this);
}