IFWL_Widget* CFWL_WidgetMgr::GetWidgetAtPoint(IFWL_Widget* parent,
FX_FLOAT x,
FX_FLOAT y) {
if (!parent)
return nullptr;
FX_FLOAT x1;
FX_FLOAT y1;
IFWL_Widget* child = GetLastChildWidget(parent);
while (child) {
if ((child->GetStates() & FWL_WGTSTATE_Invisible) == 0) {
x1 = x;
y1 = y;
CFX_Matrix matrixOnParent;
child->GetMatrix(matrixOnParent);
CFX_Matrix m;
m.SetIdentity();
m.SetReverse(matrixOnParent);
m.TransformPoint(x1, y1);
CFX_RectF bounds;
child->GetWidgetRect(bounds);
if (bounds.Contains(x1, y1)) {
x1 -= bounds.left;
y1 -= bounds.top;
return GetWidgetAtPoint(child, x1, y1);
}
}
child = GetPriorSiblingWidget(child);
}
return parent;
}
void CFWL_WidgetMgrDelegate::DrawChild(IFWL_Widget* parent,
const CFX_RectF& rtClip,
CFX_Graphics* pGraphics,
const CFX_Matrix* pMatrix) {
if (!parent)
return;
FX_BOOL bFormDisable = m_pWidgetMgr->IsFormDisabled();
IFWL_Widget* pNextChild = m_pWidgetMgr->GetFirstChildWidget(parent);
while (pNextChild) {
IFWL_Widget* child = pNextChild;
pNextChild = m_pWidgetMgr->GetNextSiblingWidget(child);
if (child->GetStates() & FWL_WGTSTATE_Invisible)
continue;
CFX_RectF rtWidget;
child->GetWidgetRect(rtWidget);
if (rtWidget.IsEmpty())
continue;
CFX_Matrix widgetMatrix;
CFX_RectF clipBounds(rtWidget);
if (!bFormDisable)
child->GetMatrix(widgetMatrix, TRUE);
if (pMatrix)
widgetMatrix.Concat(*pMatrix);
if (!bFormDisable) {
widgetMatrix.TransformPoint(clipBounds.left, clipBounds.top);
clipBounds.Intersect(rtClip);
if (clipBounds.IsEmpty())
continue;
pGraphics->SaveGraphState();
pGraphics->SetClipRect(clipBounds);
}
widgetMatrix.Translate(rtWidget.left, rtWidget.top, TRUE);
IFWL_WidgetDelegate* pDelegate = child->SetDelegate(nullptr);
if (pDelegate) {
if (m_pWidgetMgr->IsFormDisabled() ||
IsNeedRepaint(child, &widgetMatrix, rtClip)) {
pDelegate->OnDrawWidget(pGraphics, &widgetMatrix);
}
}
if (!bFormDisable)
pGraphics->RestoreGraphState();
DrawChild(child, clipBounds, pGraphics,
bFormDisable ? &widgetMatrix : pMatrix);
child = m_pWidgetMgr->GetNextSiblingWidget(child);
}
}
IFWL_Widget* CFWL_WidgetMgr::GetDefaultButton(IFWL_Widget* pParent) {
if ((pParent->GetClassID() == FWL_Type::PushButton) &&
(pParent->GetStates() & (1 << (FWL_WGTSTATE_MAX + 2)))) {
return pParent;
}
IFWL_Widget* child =
CFWL_WidgetMgr::GetInstance()->GetFirstChildWidget(pParent);
while (child) {
if ((child->GetClassID() == FWL_Type::PushButton) &&
(child->GetStates() & (1 << (FWL_WGTSTATE_MAX + 2)))) {
return child;
}
IFWL_Widget* find = GetDefaultButton(child);
if (find) {
return find;
}
child = CFWL_WidgetMgr::GetInstance()->GetNextSiblingWidget(child);
}
return nullptr;
}
FX_BOOL CFWL_WidgetMgrDelegate::IsNeedRepaint(IFWL_Widget* pWidget,
CFX_Matrix* pMatrix,
const CFX_RectF& rtDirty) {
CFWL_WidgetMgrItem* pItem = m_pWidgetMgr->GetWidgetMgrItem(pWidget);
if (pItem && pItem->iRedrawCounter > 0) {
pItem->iRedrawCounter = 0;
return TRUE;
}
CFX_RectF rtWidget;
pWidget->GetWidgetRect(rtWidget);
rtWidget.left = rtWidget.top = 0;
pMatrix->TransformRect(rtWidget);
if (!rtWidget.IntersectWith(rtDirty))
return FALSE;
IFWL_Widget* pChild =
CFWL_WidgetMgr::GetInstance()->GetFirstChildWidget(pWidget);
if (!pChild)
return TRUE;
CFX_RectF rtChilds;
rtChilds.Empty();
FX_BOOL bChildIntersectWithDirty = FALSE;
FX_BOOL bOrginPtIntersectWidthChild = FALSE;
FX_BOOL bOrginPtIntersectWidthDirty =
rtDirty.Contains(rtWidget.left, rtWidget.top);
static FWL_NEEDREPAINTHITDATA hitPoint[kNeedRepaintHitPoints];
FXSYS_memset(hitPoint, 0, sizeof(hitPoint));
FX_FLOAT fxPiece = rtWidget.width / kNeedRepaintHitPiece;
FX_FLOAT fyPiece = rtWidget.height / kNeedRepaintHitPiece;
hitPoint[2].hitPoint.x = hitPoint[6].hitPoint.x = rtWidget.left;
hitPoint[0].hitPoint.x = hitPoint[3].hitPoint.x = hitPoint[7].hitPoint.x =
hitPoint[10].hitPoint.x = fxPiece + rtWidget.left;
hitPoint[1].hitPoint.x = hitPoint[4].hitPoint.x = hitPoint[8].hitPoint.x =
hitPoint[11].hitPoint.x = fxPiece * 2 + rtWidget.left;
hitPoint[5].hitPoint.x = hitPoint[9].hitPoint.x =
rtWidget.width + rtWidget.left;
hitPoint[0].hitPoint.y = hitPoint[1].hitPoint.y = rtWidget.top;
hitPoint[2].hitPoint.y = hitPoint[3].hitPoint.y = hitPoint[4].hitPoint.y =
hitPoint[5].hitPoint.y = fyPiece + rtWidget.top;
hitPoint[6].hitPoint.y = hitPoint[7].hitPoint.y = hitPoint[8].hitPoint.y =
hitPoint[9].hitPoint.y = fyPiece * 2 + rtWidget.top;
hitPoint[10].hitPoint.y = hitPoint[11].hitPoint.y =
rtWidget.height + rtWidget.top;
do {
CFX_RectF rect;
pChild->GetWidgetRect(rect);
CFX_RectF r = rect;
r.left += rtWidget.left;
r.top += rtWidget.top;
if (r.IsEmpty())
continue;
if (r.Contains(rtDirty))
return FALSE;
if (!bChildIntersectWithDirty && r.IntersectWith(rtDirty))
bChildIntersectWithDirty = TRUE;
if (bOrginPtIntersectWidthDirty && !bOrginPtIntersectWidthChild)
bOrginPtIntersectWidthChild = rect.Contains(0, 0);
if (rtChilds.IsEmpty())
rtChilds = rect;
else if (!(pChild->GetStates() & FWL_WGTSTATE_Invisible))
rtChilds.Union(rect);
for (int32_t i = 0; i < kNeedRepaintHitPoints; i++) {
if (hitPoint[i].bNotContainByDirty || hitPoint[i].bNotNeedRepaint)
continue;
if (!rtDirty.Contains(hitPoint[i].hitPoint)) {
hitPoint[i].bNotContainByDirty = true;
continue;
}
if (r.Contains(hitPoint[i].hitPoint))
hitPoint[i].bNotNeedRepaint = true;
}
pChild = CFWL_WidgetMgr::GetInstance()->GetNextSiblingWidget(pChild);
} while (pChild);
if (!bChildIntersectWithDirty)
return TRUE;
if (bOrginPtIntersectWidthDirty && !bOrginPtIntersectWidthChild)
return TRUE;
if (rtChilds.IsEmpty())
return TRUE;
int32_t repaintPoint = kNeedRepaintHitPoints;
for (int32_t i = 0; i < kNeedRepaintHitPoints; i++) {
if (hitPoint[i].bNotNeedRepaint)
repaintPoint--;
}
if (repaintPoint > 0)
return TRUE;
pMatrix->TransformRect(rtChilds);
if (rtChilds.Contains(rtDirty) || rtChilds.Contains(rtWidget))
return FALSE;
return TRUE;
}
