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42 lines
2.3 KiB
C++
42 lines
2.3 KiB
C++
#include <escher/switch_view.h>
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#include <escher/palette.h>
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SwitchView::SwitchView() :
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View(),
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m_state(true)
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{
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}
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bool SwitchView::state() {
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return m_state;
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}
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void SwitchView::setState(bool state) {
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m_state = state;
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markRectAsDirty(bounds());
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}
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void SwitchView::drawRect(KDContext * ctx, KDRect rect) const {
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/* Draw the switch aligned on the right of the view and vertically centered.
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* The heightCenter is the coordinate of the vertical middle of the view. That
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* way, (heightCenter-switchHalfHeight) indicates the top the switch. */
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KDCoordinate width = bounds().width();
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KDCoordinate heightCenter = bounds().height()/2;
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KDCoordinate switchHalfHeight = k_switchHeight/2;
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KDCoordinate switchHalfWidth = k_switchWidth/2;
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// These 4 lines draw the outline of the switch.
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ctx->fillRect(KDRect(width - 2*k_separatorThickness - k_switchMargin - k_switchWidth, heightCenter-switchHalfHeight - k_separatorThickness, k_switchWidth + 2*k_separatorThickness, k_separatorThickness), Palette::LineColor);
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ctx->fillRect(KDRect(width - 2*k_separatorThickness - k_switchMargin - k_switchWidth, heightCenter-switchHalfHeight, k_separatorThickness, k_switchHeight+k_separatorThickness), Palette::LineColor);
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ctx->fillRect(KDRect(width - k_separatorThickness - k_switchMargin - k_switchWidth, heightCenter+switchHalfHeight, k_switchWidth+k_separatorThickness, k_separatorThickness), Palette::LineColor);
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ctx->fillRect(KDRect(width - k_separatorThickness - k_switchMargin, heightCenter-switchHalfHeight, k_separatorThickness, k_switchHeight), Palette::LineColor);
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// These next lines fill the switch with black and green/red.
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if (m_state) {
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ctx->fillRect(KDRect(width - k_switchMargin - k_switchWidth - k_separatorThickness, heightCenter-switchHalfHeight, switchHalfWidth, k_switchHeight), KDColorBlack);
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ctx->fillRect(KDRect(width - k_switchMargin - switchHalfWidth - k_separatorThickness, heightCenter-switchHalfHeight, switchHalfWidth, k_switchHeight), KDColorGreen);
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} else {
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ctx->fillRect(KDRect(width - k_switchMargin - k_switchWidth - k_separatorThickness, heightCenter-switchHalfHeight, switchHalfWidth, k_switchHeight), KDColorRed);
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ctx->fillRect(KDRect(width - k_switchMargin - switchHalfWidth - k_separatorThickness, heightCenter-switchHalfHeight, switchHalfWidth, k_switchHeight), KDColorBlack);
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}
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}
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