key_view.cpp
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#include <escher/key_view.h>
const uint8_t upMask[KeyView::k_keySize][KeyView::k_keySize] = {
{0xFF, 0xFF, 0xFF, 0x45, 0x45, 0xFF, 0xFF, 0xFF},
{0xFF, 0xFF, 0xE1, 0x00, 0x00, 0xE1, 0xFF, 0xFF},
{0xFF, 0xFF, 0x45, 0x0C, 0x0C, 0x45, 0xFF, 0xFF},
{0xFF, 0xE1, 0x00, 0xE1, 0xE1, 0x00, 0xE1, 0xFF},
{0xFF, 0x45, 0x0C, 0xFF, 0xFF, 0x0C, 0x45, 0xFF},
{0xE1, 0x00, 0xE1, 0xFF, 0xFF, 0xE1, 0x00, 0xE1},
{0x45, 0x0C, 0xE1, 0xE1, 0xE1, 0xE1, 0x0C, 0x45},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
};
const uint8_t downMask[KeyView::k_keySize][KeyView::k_keySize] = {
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x45, 0x0C, 0xE1, 0xE1, 0xE1, 0xE1, 0x0C, 0x45},
{0xE1, 0x00, 0xE1, 0xFF, 0xFF, 0xE1, 0x00, 0xE1},
{0xFF, 0x45, 0x0C, 0xFF, 0xFF, 0x0C, 0x45, 0xFF},
{0xFF, 0xE1, 0x00, 0xE1, 0xE1, 0x00, 0xE1, 0xFF},
{0xFF, 0xFF, 0x45, 0x0C, 0x0C, 0x45, 0xFF, 0xFF},
{0xFF, 0xFF, 0xE1, 0x00, 0x00, 0xE1, 0xFF, 0xFF},
{0xFF, 0xFF, 0xFF, 0x45, 0x45, 0xFF, 0xFF, 0xFF},
};
const uint8_t leftMask[KeyView::k_keySize][KeyView::k_keySize] = {
{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xE1, 0x45, 0x00},
{0xFF, 0xFF, 0xFF, 0xE1, 0x45, 0x00, 0x0C, 0x00},
{0xFF, 0xE1, 0x45, 0x00, 0x0C, 0xE1, 0xE1, 0x00},
{0x45, 0x00, 0x0C, 0xE1, 0xFF, 0xFF, 0xE1, 0x00},
{0x45, 0x00, 0x0C, 0xE1, 0xFF, 0xFF, 0xE1, 0x00},
{0xFF, 0xE1, 0x45, 0x00, 0x0C, 0xE1, 0xE1, 0x00},
{0xFF, 0xFF, 0xFF, 0xE1, 0x45, 0x00, 0x0C, 0x00},
{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xE1, 0x45, 0x00},
};
const uint8_t rightMask[KeyView::k_keySize][KeyView::k_keySize] = {
{0x00, 0x45, 0xE1, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
{0x00, 0x0C, 0x00, 0x45, 0xE1, 0xFF, 0xFF, 0xFF},
{0x00, 0xE1, 0xE1, 0x0C, 0x00, 0x45, 0xE1, 0xFF},
{0x00, 0xE1, 0xFF, 0xFF, 0xE1, 0x0C, 0x00, 0x45},
{0x00, 0xE1, 0xFF, 0xFF, 0xE1, 0x0C, 0x00, 0x45},
{0x00, 0xE1, 0xE1, 0x0C, 0x00, 0x45, 0xE1, 0xE1},
{0x00, 0x0C, 0x00, 0x45, 0xE1, 0xFF, 0xFF, 0xFF},
{0x00, 0x45, 0xE1, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
};
const uint8_t plusMask[KeyView::k_keySize][KeyView::k_keySize] = {
{0xFF, 0xFF, 0xFF, 0x00, 0x00, 0xFF, 0xFF, 0xFF},
{0xFF, 0xFF, 0xFF, 0x00, 0x00, 0xFF, 0xFF, 0xFF},
{0xFF, 0xFF, 0xFF, 0x00, 0x00, 0xFF, 0xFF, 0xFF},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0xFF, 0xFF, 0xFF, 0x00, 0x00, 0xFF, 0xFF, 0xFF},
{0xFF, 0xFF, 0xFF, 0x00, 0x00, 0xFF, 0xFF, 0xFF},
{0xFF, 0xFF, 0xFF, 0x00, 0x00, 0xFF, 0xFF, 0xFF},
};
const uint8_t minusMask[KeyView::k_keySize][KeyView::k_keySize] = {
{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
};
KeyView::KeyView(Type type) :
m_type(type)
{
}
void KeyView::setType(Type type) {
m_type = type;
markRectAsDirty(bounds());
}
KDColor s_keyWorkingBuffer[KeyView::k_keySize*KeyView::k_keySize];
void KeyView::drawRect(KDContext * ctx, KDRect rect) const {
/* Draw the key centered on the view. */
KDCoordinate width = bounds().width();
KDCoordinate height = bounds().height();
KDRect frame((width - k_keySize)/2, (height - k_keySize)/2, k_keySize, k_keySize);
ctx->blendRectWithMask(frame, KDColorBlack, mask(), s_keyWorkingBuffer);
}
KDSize KeyView::minimalSizeForOptimalDisplay() const {
return KDSize(k_keySize, k_keySize);
}
const uint8_t * KeyView::mask() const {
switch (m_type) {
case Type::Up:
return (const uint8_t *)upMask;
case Type::Down:
return (const uint8_t *)downMask;
case Type::Left:
return (const uint8_t *)leftMask;
case Type::Right:
return (const uint8_t *)rightMask;
case Type::Plus:
return (const uint8_t *)plusMask;
case Type::Minus:
return (const uint8_t *)minusMask;
default:
return nullptr;
}
}