Replace Old Widgets

This commit is contained in:
IlyaShurupov 2024-10-18 10:56:42 +03:00
parent cce8f0e1bc
commit fcd5eb2d2a
81 changed files with 388 additions and 278 deletions

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#include "BasicLayout.hpp"
#include "Widget.hpp"
#include <algorithm>
using namespace tp;
void BasicLayout::pickRect(bool vertical) {
auto current = getArea();
auto children = getChildrenEnclosure();
auto parent = getParentEnclosure();
children.shrinkFromCenter(-mLayoutMargin, true);
RectF newArea;
if (vertical) {
auto rangeY = pickRange(current.getRangeY(), children.getRangeY(), parent.getRangeY(), true);
newArea = RectF(current.getRangeX(), rangeY);
} else {
auto rangeX = pickRange(current.getRangeX(), children.getRangeX(), parent.getRangeX(), false);
newArea = RectF(rangeX, current.getRangeY());
}
setArea(newArea);
}
void BasicLayout::clampRect() {
DEBUG_ASSERT(0)
auto current = getArea();
auto children = getChildrenEnclosure();
auto parent = getParentEnclosure();
auto rangeX = clampRange(current.getRangeX(), children.getRangeX(), parent.getRangeX(), false);
auto rangeY = clampRange(current.getRangeY(), children.getRangeY(), parent.getRangeY(), true);
setArea(RectF(rangeX, rangeY));
}
void BasicLayout::updateLayout(bool vertical) {
if (children().empty()) return;
if (vertical) {
switch (mLayoutPolicy) {
case LayoutPolicy::Vertical: adjustLayout(true); break;
case LayoutPolicy::Passive:
case LayoutPolicy::Horizontal: break;
}
} else {
switch (mLayoutPolicy) {
case LayoutPolicy::Horizontal: adjustLayout(false); break;
case LayoutPolicy::Passive:
case LayoutPolicy::Vertical: break;
}
}
}
halnf BasicLayout::changeChildSize(tp::Widget* widget, halnf diff, bool vertical) {
auto prevSize = widget->getLayout()->getArea().size[vertical];
{
auto area = widget->getLayout()->getArea();
area.size[vertical] += diff;
widget->setAreaCache(area);
widget->getLayout()->clampMinMaxSize();
}
auto newSize = widget->getLayout()->getArea().size[vertical];
return newSize - prevSize;
}
void BasicLayout::adjustLayout(bool vertical) {
std::vector<std::pair<Widget*, bool>> contributors;
Vec2F contentSize = { 0, 0 };
Vec2F availableSize = getArea().size;
for (auto child : children()) {
child->getLayout()->pickRect(vertical);
if (child->getLayout()->getSizePolicy()[vertical] == SizePolicy::Expanding) {
contributors.emplace_back( child, true );
auto area = child->getLayout()->getArea();
area.size[vertical] = 0;
child->setAreaCache(area);
child->getLayout()->clampMinMaxSize();
}
contentSize += child->getLayout()->getArea().size;
}
availableSize -= mLayoutGap * ((halnf) children().size() - 1) + mLayoutMargin * 2;
auto diff = availableSize - contentSize;
// expand or contract as much as possible
while (!contributors.empty() && (diff[vertical] != 0)) {
auto quota = diff / (halnf) contributors.size();
for (auto& contributor : contributors) {
if (!contributor.second) continue;
// contributor.first->endAnimations();
auto contribution = changeChildSize(contributor.first, quota[vertical], vertical);
if (contribution == 0) {
contributor.second = false;
}
diff[vertical] -= contribution;
}
contributors.erase(
std::remove_if(contributors.begin(), contributors.end(), [](auto node) { return !node.second; }),
contributors.end()
);
}
// set opposite direction size
for (auto child : children()) {
// if (child->getLayout()->getSizePolicy()[!vertical] != SizePolicy::Minimal) {
auto area = child->getLayout()->getArea();
area.size[!vertical] = getArea().size[!vertical] - mLayoutMargin * 2;
child->setAreaCache(area);
// }
}
// set pos
halnf iterPos = mLayoutMargin;
for (auto child : children()) {
auto area = child->getLayout()->getArea();
area.pos[vertical] = iterPos;
area.pos[!vertical] = mLayoutMargin;
iterPos += area.size[vertical] + mLayoutGap;
child->setAreaCache(area);
// child->updateAnimations();
// child->triggerWidgetUpdate("layout changed");
}
}
RectF BasicLayout::getAvailableChildArea() const {
auto out = WidgetLayout::getAvailableChildArea();
return out.shrinkFromCenter(mLayoutMargin, true);
}

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#include "DockLayout.hpp"
using namespace tp;
DockLayout::DockLayout(Widget* widget) :
WidgetLayout(widget) {
mSideWidgets[0].side = LEFT;
mSideWidgets[1].side = TOP;
mSideWidgets[2].side = RIGHT;
mSideWidgets[3].side = BOTTOM;
}
bool DockLayout::setCenterWidget(Widget* widget) {
if (mCenterWidget) return false;
mCenterWidget = widget;
return true;
}
bool DockLayout::dockWidget(Widget* widget, Side side) {
if (sideExists(side) || side == Side::NONE) return false;
auto& sideWidget = mSideWidgets[side];
sideWidget.widget = widget;
for (auto& order : mSideWidgets) {
if (order.order == -1) {
order.order = side;
break;
}
}
sideWidget.hidden = false;
sideWidget.areaBeforeDocking = widget->getArea();
return true;
}
bool DockLayout::undockWidget(Side side) {
if (!sideExists(side) || (side == Side::NONE)) return false;
bool removed = false;
for (ualni i = 0; i < 3; i++) {
if (mSideWidgets[i].order == side) {
removed = true;
}
if (removed) {
swapV(mSideWidgets[i].order, mSideWidgets[i + 1].order);
}
}
mSideWidgets[3].order = -1;
mSideWidgets[side].widget = nullptr;
return true;
}
void DockLayout::toggleWidgetVisibility(Side side) {
DEBUG_ASSERT(sideExists(side))
mSideWidgets[side].hidden = !mSideWidgets[side].hidden;
}
void DockLayout::calculateSideAreas() {
auto startArea = getArea().relative();
for (auto& sideWidget : mSideWidgets) {
const auto side = sideWidget.order;
if (side == -1) break;
if (!isSideVisible(Side(side))) continue;
bool vertical = side == TOP || side == BOTTOM;
bool opposite = side == BOTTOM || side == RIGHT;
auto& sideSize = mSideWidgets[side].absoluteSize;
auto factor = sideSize / startArea.size[vertical];
if (opposite) factor = factor * -1 + 1;
auto& area = mSideWidgets[side].area;
if (!vertical) {
const auto first = startArea.splitByFactorHL(factor);
const auto second = startArea.splitByFactorHR(factor);
area = side == LEFT ? first : second;
startArea = side == LEFT ? second : first;
} else {
const auto first = startArea.splitByFactorVT(factor);
const auto second = startArea.splitByFactorVB(factor);
area = side == TOP ? first : second;
startArea = side == TOP ? second : first;
}
area = area.shrink(mPadding);
}
mCenterArea = startArea.shrink(mPadding);
}
void DockLayout::calculateResizeHandles() {
RectF rec;
RectF area = getArea().relative();
for (auto& sideWidget : mSideWidgets) {
auto& sideSize = sideWidget.absoluteSize;
auto& resizeHandle = sideWidget.resizeHandle;
if (resizeHandle.end < mSideSizePadding * 2) {
sideSize = resizeHandle.end / 2.f;
} else {
sideSize = clamp(sideSize, resizeHandle.start + mSideSizePadding, resizeHandle.end - mSideSizePadding);
}
}
if (isSideVisible(LEFT)) {
auto& side = mSideWidgets[LEFT];
rec = { side.area.p4(), { mPadding * 2, side.area.size.y } };
side.resizeHandle.area = rec;
side.resizeHandle.start = 0;
side.resizeHandle.end = mCenterArea.p3().x;
}
if (isSideVisible(RIGHT)) {
auto& side = mSideWidgets[RIGHT];
rec = { side.area.p1(), { mPadding * 2, side.area.size.y } };
rec.x -= mPadding * 2;
side.resizeHandle.area = rec;
side.resizeHandle.start = 0;
side.resizeHandle.end = (area.p3() - mCenterArea.p1()).x;
}
if (isSideVisible(TOP)) {
auto& side = mSideWidgets[TOP];
rec = { side.area.p2(), { side.area.size.x, mPadding * 2 } };
side.resizeHandle.area = rec;
side.resizeHandle.start = 0;
side.resizeHandle.end = mCenterArea.p2().y;
}
if (isSideVisible(BOTTOM)) {
auto& side = mSideWidgets[BOTTOM];
rec = { side.area.p1(), { side.area.size.x, mPadding * 2 } };
rec.y -= mPadding * 2;
side.resizeHandle.area = rec;
side.resizeHandle.start = 0;
side.resizeHandle.end = (area.p3() - mCenterArea.p1()).y;
}
}
void DockLayout::updateChildSideWidgets() {
for (ualni i = 0; i < 4; i++) {
if (!sideExists(Side(i))) continue;
auto widget = mSideWidgets[i].widget;
if (!isSideVisible(Side(i))) {
// FIXME : widget->mEnable = false;
} else {
widget->setAreaCache(mSideWidgets[i].area);
// FIXME : widget->mEnable = true;
}
}
if (mCenterWidget) mCenterWidget->setAreaCache(mCenterArea);
}
void DockLayout::calculateHeaderAreas() {
for (ualni i = 0; i < 4; i++) {
if (!isSideVisible(Side(i))) continue;
auto& area = mSideWidgets[i].area;
const auto factor = mHeaderSize / area.size.y;
mSideWidgets[i].headerArea = area.splitByFactorVT(factor);
area = area.splitByFactorVB(factor);
mSideWidgets[i].headerArea.size.y -= mPadding;
}
}
ualni DockLayout::getVisibleSidesSize() const {
ualni out = 0;
for (ualni i = 0; i < 4; i++) {
if (isSideVisible(Side(i))) out++;
}
return out;
}
auto DockLayout::getSideFromWidget(Widget* widget) -> Side {
for (auto& sideWidget : mSideWidgets) {
if (sideWidget.widget == widget) return sideWidget.side;
}
return DockLayout::NONE;
}
void DockLayout::updateLayout(bool vertical) {
for (auto child : children()) {
child->getLayout()->pickRect(vertical);
}
if (vertical) return;
adjustChildrenRect();
}
void DockLayout::adjustChildrenRect() {
calculateSideAreas();
calculateResizeHandles();
updateChildSideWidgets();
}
void DockLayout::updatePreviewSide(const Vec2F& pointer) {
const auto handleSize = min(mCenterArea.size.x, mCenterArea.size.y) * mHandleFactor;
for (auto& sideWidget : mSideWidgets) {
if (sideWidget.widget) continue;
switch (sideWidget.side) {
case TOP: sideWidget.area = mCenterArea.splitByFactorVT(mHandleSplitFactor); break;
case BOTTOM: sideWidget.area = mCenterArea.splitByFactorVB(1 - mHandleSplitFactor); break;
case LEFT: sideWidget.area = mCenterArea.splitByFactorHL(mHandleSplitFactor); break;
case RIGHT: sideWidget.area = mCenterArea.splitByFactorHR(1 - mHandleSplitFactor); break;
default: break;
}
sideWidget.area = sideWidget.area.shrink(mPadding * 2);
sideWidget.previewHandleArea = sideWidget.area.getSizedFromCenter({ handleSize, handleSize });
}
mPreviewArea = {};
mPreviewSide = NONE;
for (auto& sideWidget : mSideWidgets) {
if (sideWidget.widget) continue;
if (sideWidget.previewHandleArea.isInside(pointer)) {
mPreviewArea = sideWidget.area;
mPreviewSide = sideWidget.side;
}
}
}
DockLayout::Side DockLayout::getPreviewSide() {
return mPreviewSide;
}
void DockLayout::updateResizeHover(const Vec2F& pointer) {
for (auto& sideWidget : mSideWidgets) {
sideWidget.resizeHandle.hover = sideWidget.resizeHandle.area.isInside(pointer);
}
}
void DockLayout::updateResize(const Vec2F& pointerDelta) {
if (!mResizing) return;
// do the resizing
for (auto& sideWidget : mSideWidgets) {
if (!sideWidget.resizeHandle.active) continue;
halnf delta = pointerDelta[(sideWidget.side == TOP || sideWidget.side == BOTTOM)];
if (sideWidget.side == BOTTOM || sideWidget.side == RIGHT) {
delta *= -1;
}
sideWidget.absoluteSize += delta;
}
}
bool DockLayout::startResize(const Vec2F& pointer) {
for (auto& sideWidget : mSideWidgets) {
if (sideWidget.resizeHandle.hover) {
sideWidget.resizeHandle.active = true;
mResizing = true;
return true;
}
}
return false;
}
void DockLayout::endResize() {
for (auto& sideWidget : mSideWidgets) {
sideWidget.resizeHandle.active = false;
}
mResizing = false;
}
bool DockLayout::isSideVisible(DockLayout::Side side) const {
return sideExists(side) && !mSideWidgets[side].hidden;
}
bool DockLayout::sideExists(DockLayout::Side side) const {
return mSideWidgets[side].widget;
}
const std::vector<Widget*>& DockLayout::getDockedWidgets() {
mDockedWidgets.resize(5);
for (auto i = 0; i < 4; i++) {
mDockedWidgets[i] = mSideWidgets[i].widget;
}
mDockedWidgets[4] = mCenterWidget;
return mDockedWidgets;
}

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#include "FloatingLayout.hpp"
#include "Widget.hpp"
using namespace tp;
void FloatingLayout::pickRect(bool vertical) {
if (mIsFloating) {
auto area = getArea();
if (mIsResizing) {
mPointerCurrent.clamp(mMinSize, mMaxSize);
area.size[vertical] = (mPointerCurrent + mHandleSize / 2.f)[vertical];
for (auto child : children()) {
child->triggerWidgetUpdate("floating menu resized");
}
} else if (mIsFloating) {
area.pos[vertical] += (mPointerCurrent - mPointerStart)[vertical];
}
setArea(area);
}
clampMinMaxSize();
}
RectF FloatingLayout::resizeHandleRect() {
auto area = getAnimatedArea().relative();
area.pos = area.p3() - mHandleSize;
area.size = mHandleSize;
area.shrink(mHandlePadding);
return area;
}
void FloatingLayout::startAction(const Vec2F& pointer) {
mPointerStart = pointer;
mIsFloating = true;
if (resizeHandleRect().isInside(mPointerStart)) {
mIsResizing = true;
}
}
void FloatingLayout::updateAction(const Vec2F& pointer) {
mPointerCurrent = pointer;
}
void FloatingLayout::endAction() {
mIsResizing = mIsFloating = false;
}

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#include "OverlayLayout.hpp"
#include "Widget.hpp"
using namespace tp;
void OverlayLayout::updateLayout(bool vertical) {
if (vertical) return;
if (children().empty()) return;
for (auto child : children()) {
child->getLayout()->setArea(getArea().relative());
}
/*
if (children().empty()) return;
auto first = children().front();
first->getLayout()->setArea(getArea().relative());
for (auto child : children()) {
if (child == first) continue;
child->getLayout()->setArea(getArea().relative());
}
*/
}

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#include "ScrollableLayout.hpp"
// fixme : this dependency should be removed
#include "ScrollableWidget.hpp"
using namespace tp;
void ScrollableLayout::updateLayout(bool vertical) {
if (vertical) return;
// TODO : make better interface to get scroller and content widget
if (children().size() != 2) return;
auto scroller = dynamic_cast<ScrollableBarWidget*>(children().front());
auto content = children().back();
if (!scroller || !content) return;
updateWidgetRects(getArea().relative(), content, scroller);
}
void ScrollableLayout::updateWidgetRects(const RectF& area, Widget* content, ScrollableBarWidget* scroller) const {
bool dir = scroller->getDirection();
// update content
// auto contentItems = content->getLayout()->getChildrenEnclosure();
// content->getLayout()->setArea(contentItems.shrinkFromCenter(-10, true));
content->getLayout()->pickRect(dir);
auto sizeFactor = (area.size[dir] / content->getLayout()->getArea().size[dir]);
auto splitFactor = 1 - ((sizeFactor > 1.f) ? 0 : mScrollerSize / area.size[!dir]);
auto holderArea = area.splitByFactorHL(splitFactor);
auto contentArea = content->getLayout()->getArea();
auto scrollerArea = area.splitByFactorHR(splitFactor);
scroller->updateSizeFactor(sizeFactor);
contentArea.pos[dir] = -scroller->getPosFactor() * contentArea.size[dir];
contentArea.size[!dir] = holderArea.size[!dir];
contentArea.pos[!dir] = 0;
scroller->getLayout()->setArea(scrollerArea);
content->getLayout()->setArea(contentArea);
}
RectF ScrollableLayout::getAvailableChildArea() const {
auto out = getArea();
// dont constrain on scroll axis
out.pos = -FLT_MAX / 4;
out.size = FLT_MAX / 2;
return out;
}