straight copy of qt4 branch over to trunk, merge refused to work
git-svn-id: svn://svn.code.sf.net/p/qjoypad/code/trunk@95 c05e91a0-76c8-4ec0-b377-ef19ce7cc080
This commit is contained in:
John Toman
committed by
virtuoussin13
virtuoussin13
parent
c1ef3fa0b7
commit
345bb5748e
@ -1,238 +1,239 @@
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#include "joyslider.h"
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//Added by qt3to4:
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JoySlider::JoySlider( int dz, int xz, int val, QWidget* parent )
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:QWidget( parent )
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:QWidget( parent )
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{
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//initialize :)
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JoyVal = val;
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DeadZone = dz;
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XZone = xz;
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setMinimumHeight(20);
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//initialize :)
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JoyVal = val;
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DeadZone = dz;
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XZone = xz;
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setMinimumHeight(20);
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}
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void JoySlider::setValue( int newval )
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{
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//adjust the new position based on the throttle settings
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if (throttle == 0) JoyVal = newval;
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else if (throttle < 0) JoyVal = (newval + JOYMIN) / 2;
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else JoyVal = (newval + JOYMAX) / 2;
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//then redraw!
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update();
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//adjust the new position based on the throttle settings
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if (throttle == 0) JoyVal = newval;
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else if (throttle < 0) JoyVal = (newval + JOYMIN) / 2;
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else JoyVal = (newval + JOYMAX) / 2;
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//then redraw!
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update();
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}
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void JoySlider::setThrottle( int newval )
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{
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//change throttle settings. This WILL quite likely cause minor issues with
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//status if the axis is not currently at zero, but these will be corrected
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//as soon as the axis moves again.
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throttle = newval;
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update();
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//change throttle settings. This WILL quite likely cause minor issues with
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//status if the axis is not currently at zero, but these will be corrected
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//as soon as the axis moves again.
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throttle = newval;
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update();
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}
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int JoySlider::pointFor( int value, bool negative )
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{
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//complicated... this just finds the pixel the given value should be.
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if (throttle == 0) {
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int result = ((boxwidth - 4) * value) / JOYMAX;
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if (negative) result = lboxstart + boxwidth - 2 - result;
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else result += rboxstart + 2;
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return result;
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}
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else {
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int result = ((twidth - 4) * value) / JOYMAX;
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if (negative) result = lboxstart + twidth - 2 - result;
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else result += lboxstart + 2;
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return result;
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}
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//complicated... this just finds the pixel the given value should be.
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if (throttle == 0) {
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int result = ((boxwidth - 4) * value) / JOYMAX;
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if (negative) result = lboxstart + boxwidth - 2 - result;
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else result += rboxstart + 2;
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return result;
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}
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else {
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int result = ((twidth - 4) * value) / JOYMAX;
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if (negative) result = lboxstart + twidth - 2 - result;
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else result += lboxstart + 2;
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return result;
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}
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}
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int JoySlider::valueFrom( int point )
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{
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//the inverse of above :)
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if (throttle == 0) {
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if (point <= lboxstart) return JOYMAX;
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if (point >= lboxend - 2 && point <= rboxstart + 2) return 0;
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if (point >= rboxend - 2) return JOYMAX;
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if (point < lboxend - 2) return ((lboxend - point) * JOYMAX) / boxwidth;
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if (point > rboxstart) return ((point - rboxstart) * JOYMAX) / boxwidth;
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else return 0;
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}
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else if (throttle > 0) {
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if (point <= lboxstart) return 0;
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else if (point >= tend) return JOYMAX;
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else return ((point - lboxstart) * JOYMAX) / twidth;
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}
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else {
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if (point <= lboxstart - 2) return JOYMAX;
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else if (point >= tend) return 0;
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else return ((tend - point) * JOYMAX) / twidth;
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}
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//the inverse of above :)
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if (throttle == 0) {
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if (point <= lboxstart) return JOYMAX;
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if (point >= lboxend - 2 && point <= rboxstart + 2) return 0;
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if (point >= rboxend - 2) return JOYMAX;
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if (point < lboxend - 2) return ((lboxend - point) * JOYMAX) / boxwidth;
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if (point > rboxstart) return ((point - rboxstart) * JOYMAX) / boxwidth;
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else return 0;
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}
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else if (throttle > 0) {
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if (point <= lboxstart) return 0;
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else if (point >= tend) return JOYMAX;
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else return ((point - lboxstart) * JOYMAX) / twidth;
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}
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else {
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if (point <= lboxstart - 2) return JOYMAX;
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else if (point >= tend) return 0;
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else return ((tend - point) * JOYMAX) / twidth;
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}
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}
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void JoySlider::resizeEvent( QResizeEvent* )
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{
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//when we resize, we need to recalculate a bunch of measurements.
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boxwidth = (this->width() - 6) / 2 - 1;
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twidth = this->width() - 4;
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boxheight = this->height() - 4;
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lboxstart = 1;
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lboxend = lboxstart + boxwidth - 1;
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tend = lboxstart + twidth - 1;
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rboxstart = lboxend + 5;
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rboxend = rboxstart + boxwidth - 1;
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//when we resize, we need to recalculate a bunch of measurements.
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boxwidth = (this->width() - 6) / 2 - 1;
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twidth = this->width() - 4;
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boxheight = this->height() - 4;
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lboxstart = 1;
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lboxend = lboxstart + boxwidth - 1;
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tend = lboxstart + twidth - 1;
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rboxstart = lboxend + 5;
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rboxend = rboxstart + boxwidth - 1;
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}
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void JoySlider::drawBox( int x, int width ) {
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//draws a nice, pretty, 3d-styled box. that takes up the full height of the
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//widget but is defined by x-coordinate and width
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QPainter paint( this );
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//draws a nice, pretty, 3d-styled box. that takes up the full height of the
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//widget but is defined by x-coordinate and width
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QPainter paint( this );
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paint.setPen( (isEnabled())?white:colorGroup().background() );
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paint.setBrush( (isEnabled())?white:colorGroup().background() );
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paint.drawRect( x, 1, width, boxheight);
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paint.setPen( (isEnabled())?Qt::white:palette().background().color() );
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paint.setBrush( (isEnabled())?Qt::white:palette().background() );
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paint.drawRect( x, 1, width, boxheight);
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paint.setPen( colorGroup().dark() );
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paint.drawLine( x, 1 + boxheight, x, 1 );
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paint.drawLine( x, 1, x + width - 1, 1);
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paint.setPen( colorGroup().shadow() );
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paint.drawLine( x + 1, 1 + boxheight - 1, x + 1, 2);
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paint.drawLine( x + 1, 2, x + width - 2, 2);
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paint.setPen( colorGroup().light() );
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paint.drawLine( x + 2, 1 + boxheight - 1, x + width - 1, 1 + boxheight - 1);
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paint.drawLine( x + width - 1, 1 + boxheight - 1, x + width - 1, 2);
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paint.setPen( colorGroup().midlight() );
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paint.drawLine( x + 1, 1 + boxheight, x + width, 1 + boxheight );
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paint.drawLine( x + width, 1 + boxheight, x + width, 1 );
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paint.setPen( palette().dark().color() );
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paint.drawLine( x, 1 + boxheight, x, 1 );
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paint.drawLine( x, 1, x + width - 1, 1);
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paint.setPen( palette().shadow().color() );
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paint.drawLine( x + 1, 1 + boxheight - 1, x + 1, 2);
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paint.drawLine( x + 1, 2, x + width - 2, 2);
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paint.setPen( palette().light().color() );
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paint.drawLine( x + 2, 1 + boxheight - 1, x + width - 1, 1 + boxheight - 1);
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paint.drawLine( x + width - 1, 1 + boxheight - 1, x + width - 1, 2);
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paint.setPen( palette().midlight().color() );
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paint.drawLine( x + 1, 1 + boxheight, x + width, 1 + boxheight );
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paint.drawLine( x + width, 1 + boxheight, x + width, 1 );
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}
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void JoySlider::paintEvent( QPaintEvent* )
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{
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//when we need to redraw,
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//start by making our boxes
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if (throttle == 0) {
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drawBox( lboxstart, boxwidth );
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drawBox( rboxstart, boxwidth );
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}
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//or box, if we are in throttle mode.
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else {
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drawBox( lboxstart, twidth );
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}
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//if this is disabled, that's enough of that.
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if (!isEnabled()) return;
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//when we need to redraw,
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//start by making our boxes
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if (throttle == 0) {
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drawBox( lboxstart, boxwidth );
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drawBox( rboxstart, boxwidth );
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}
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//or box, if we are in throttle mode.
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else {
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drawBox( lboxstart, twidth );
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}
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//now we need to draw.
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QPainter paint( this );
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//prepare to draw a bar of the appropriate color
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QColor bar;
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if (abs(JoyVal) < DeadZone) bar = gray;
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else if (abs(JoyVal) < XZone) bar = blue;
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else bar = red;
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paint.setPen( bar );
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paint.setBrush( bar );
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//find out the dimensions of the bar, then draw it
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int width = (throttle == 0)?boxwidth:twidth;
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int barlen = abs(((width - 4) * JoyVal) / JOYMAX);
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if (JoyVal > 0)
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paint.drawRect( ((throttle == 0)?rboxstart:lboxstart) + 2, 3, barlen, boxheight - 3 );
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else if (JoyVal < 0)
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paint.drawRect( lboxstart + width - 2 - barlen, 3, barlen, boxheight - 3 );
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//if this is disabled, that's enough of that.
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if (!isEnabled()) return;
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//and now draw the tabs! We only need one set if we're doing a throttle mode
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//but we need two if we're not. However, it's important to draw the right
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//set of tabs depending on the mode! Negative throttle gets negative tabs.
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int point;
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QPointArray shape;
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paint.setPen( black );
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paint.setBrush( blue );
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if (throttle >= 0) {
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point = pointFor(DeadZone, false);
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shape.putPoints(0,5,
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point, boxheight - 4,
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point + 3, boxheight - 1,
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point + 3, boxheight + 2,
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point - 3, boxheight + 2,
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point - 3, boxheight - 1);
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paint.drawPolygon(shape);
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}
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if (throttle <= 0) {
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point = pointFor(DeadZone, true);
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shape.putPoints(0,5,
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point, boxheight - 4,
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point + 3, boxheight - 1,
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point + 3, boxheight + 2,
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point - 3, boxheight + 2,
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point - 3, boxheight - 1);
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paint.drawPolygon(shape);
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}
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//now we need to draw.
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QPainter paint( this );
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//prepare to draw a bar of the appropriate color
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QColor bar;
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if (abs(JoyVal) < DeadZone) bar = Qt::gray;
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else if (abs(JoyVal) < XZone) bar = Qt::blue;
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else bar = Qt::red;
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paint.setPen( bar );
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paint.setBrush( bar );
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//find out the dimensions of the bar, then draw it
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int width = (throttle == 0)?boxwidth:twidth;
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int barlen = abs(((width - 4) * JoyVal) / JOYMAX);
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if (JoyVal > 0)
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paint.drawRect( ((throttle == 0)?rboxstart:lboxstart) + 2, 3, barlen, boxheight - 3 );
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else if (JoyVal < 0)
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paint.drawRect( lboxstart + width - 2 - barlen, 3, barlen, boxheight - 3 );
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//and now draw the tabs! We only need one set if we're doing a throttle mode
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//but we need two if we're not. However, it's important to draw the right
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//set of tabs depending on the mode! Negative throttle gets negative tabs.
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int point;
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QPolygon shape;
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paint.setPen( Qt::black );
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paint.setBrush( Qt::blue );
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if (throttle >= 0) {
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point = pointFor(DeadZone, false);
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shape.putPoints(0,5,
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point, boxheight - 4,
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point + 3, boxheight - 1,
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point + 3, boxheight + 2,
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point - 3, boxheight + 2,
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point - 3, boxheight - 1);
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paint.drawPolygon(shape);
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}
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if (throttle <= 0) {
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point = pointFor(DeadZone, true);
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shape.putPoints(0,5,
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point, boxheight - 4,
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point + 3, boxheight - 1,
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point + 3, boxheight + 2,
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point - 3, boxheight + 2,
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point - 3, boxheight - 1);
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paint.drawPolygon(shape);
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}
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paint.setBrush( red );
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if (throttle >= 0) {
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point = pointFor(XZone, false);
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shape.putPoints(0,5,
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point, boxheight - 4,
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point + 3, boxheight - 1,
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point + 3, boxheight + 2,
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point - 3, boxheight + 2,
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point - 3, boxheight - 1);
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paint.drawPolygon(shape);
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}
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if (throttle <= 0) {
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point = pointFor(XZone, true);
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shape.putPoints(0,5,
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point, boxheight - 4,
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point + 3, boxheight - 1,
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point + 3, boxheight + 2,
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point - 3, boxheight + 2,
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point - 3, boxheight - 1);
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paint.drawPolygon(shape);
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}
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paint.setBrush( Qt::red );
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if (throttle >= 0) {
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point = pointFor(XZone, false);
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shape.putPoints(0,5,
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point, boxheight - 4,
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point + 3, boxheight - 1,
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point + 3, boxheight + 2,
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point - 3, boxheight + 2,
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point - 3, boxheight - 1);
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paint.drawPolygon(shape);
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}
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if (throttle <= 0) {
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point = pointFor(XZone, true);
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shape.putPoints(0,5,
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point, boxheight - 4,
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point + 3, boxheight - 1,
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point + 3, boxheight + 2,
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point - 3, boxheight + 2,
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point - 3, boxheight - 1);
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paint.drawPolygon(shape);
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}
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}
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void JoySlider::mousePressEvent( QMouseEvent* e )
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{
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//store the x coordinate.
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int xpt = e->x();
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int result = 0;
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//see if this happened near one of the tabs. If so, start dragging that tab.
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if (throttle <= 0 && abs( xpt - pointFor( XZone, true )) < 5) result = DRAG_XZ;
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else if (throttle <= 0 && abs( xpt - pointFor( DeadZone, true )) < 5) result = DRAG_DZ;
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else if (throttle >= 0 && abs( xpt - pointFor( XZone, false )) < 5) result = DRAG_XZ;
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else if (throttle >= 0 && abs( xpt - pointFor( DeadZone, false )) < 5) result = DRAG_DZ;
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dragging = result;
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//store the x coordinate.
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int xpt = e->x();
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int result = 0;
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//see if this happened near one of the tabs. If so, start dragging that tab.
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if (throttle <= 0 && abs( xpt - pointFor( XZone, true )) < 5) result = DRAG_XZ;
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else if (throttle <= 0 && abs( xpt - pointFor( DeadZone, true )) < 5) result = DRAG_DZ;
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else if (throttle >= 0 && abs( xpt - pointFor( XZone, false )) < 5) result = DRAG_XZ;
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else if (throttle >= 0 && abs( xpt - pointFor( DeadZone, false )) < 5) result = DRAG_DZ;
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dragging = result;
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};
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void JoySlider::mouseReleaseEvent( QMouseEvent* )
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{
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//when the mouse releases, all dragging stops.
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dragging = 0;
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//when the mouse releases, all dragging stops.
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dragging = 0;
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}
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void JoySlider::mouseMoveEvent( QMouseEvent* e )
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{
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//get the x coordinate
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int xpt = e->x();
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//if we're dragging, move the appropriate tab!
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if (dragging == DRAG_XZ)
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{
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XZone = valueFrom( xpt );
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}
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else if (dragging == DRAG_DZ)
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{
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DeadZone = valueFrom( xpt );
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}
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else return;
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//if we moved a tab, redraw!
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update();
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//get the x coordinate
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int xpt = e->x();
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//if we're dragging, move the appropriate tab!
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if (dragging == DRAG_XZ)
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{
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XZone = valueFrom( xpt );
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}
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else if (dragging == DRAG_DZ)
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{
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DeadZone = valueFrom( xpt );
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}
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else return;
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//if we moved a tab, redraw!
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update();
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}
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