arrow_view.cpp
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#include "arrow_view.h"
namespace HardwareTest {
const uint8_t arrowUpMask[10][9] = {
{0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0xFF, 0xFF, 0xFF, 0xFF},
{0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0xFF, 0xFF, 0xFF, 0xFF},
{0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF},
{0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF},
{0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF},
{0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF},
{0xFF, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF},
{0xFF, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
};
const uint8_t arrowDownMask[10][9] = {
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0xFF, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF},
{0xFF, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF},
{0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF},
{0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF},
{0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF},
{0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF},
{0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0xFF, 0xFF, 0xFF, 0xFF},
{0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0xFF, 0xFF, 0xFF, 0xFF},
};
ArrowView::ArrowView() :
m_directionIsUp(true),
m_color(KDColorBlack)
{
}
void ArrowView::setDirection(bool isUp) {
if (m_directionIsUp!= isUp) {
m_directionIsUp = isUp;
markRectAsDirty(bounds());
}
}
void ArrowView::setColor(KDColor color) {
if (m_color != color) {
m_color = color;
markRectAsDirty(bounds());
}
}
KDColor s_arrowWorkingBuffer[10*9];
void ArrowView::drawRect(KDContext * ctx, KDRect rect) const {
ctx->fillRect(bounds(), KDColorWhite);
KDCoordinate startLine = m_directionIsUp ? k_arrowHeight : 0;
KDCoordinate startArrow = m_directionIsUp ? 0 : bounds().height()-k_arrowHeight;
ctx->fillRect(KDRect((Ion::Display::Width-k_arrowThickness)/2, startLine, k_arrowThickness, bounds().height()-k_arrowHeight), m_color);
KDRect frame((Ion::Display::Width-k_arrowWidth)/2, startArrow, k_arrowWidth, k_arrowHeight);
const uint8_t * mask = m_directionIsUp ? (const uint8_t *)arrowUpMask : (const uint8_t *)arrowDownMask;
ctx->blendRectWithMask(frame, m_color, mask, s_arrowWorkingBuffer);
}
}