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-rw-r--r--src/ui/controls/ControlHost.cpp15
-rw-r--r--src/ui/render/BorderRenderObject.cpp14
-rw-r--r--src/ui/render/CanvasRenderObject.cpp9
-rw-r--r--src/ui/render/FlexLayoutRenderObject.cpp79
-rw-r--r--src/ui/render/GeometryRenderObject.cpp13
-rw-r--r--src/ui/render/RenderObject.cpp95
-rw-r--r--src/ui/render/ScrollBar.cpp16
-rw-r--r--src/ui/render/ScrollRenderObject.cpp31
-rw-r--r--src/ui/render/StackLayoutRenderObject.cpp27
-rw-r--r--src/ui/render/TextRenderObject.cpp31
-rw-r--r--src/ui/render/TreeRenderObject.cpp20
-rw-r--r--src/ui/style/Styler.cpp2
12 files changed, 135 insertions, 217 deletions
diff --git a/src/ui/controls/ControlHost.cpp b/src/ui/controls/ControlHost.cpp
index f83aa1a2..caa907da 100644
--- a/src/ui/controls/ControlHost.cpp
+++ b/src/ui/controls/ControlHost.cpp
@@ -156,16 +156,15 @@ void ControlHost::Relayout() {
void ControlHost::RelayoutWithSize(const Size& available_size,
bool set_window_size_to_fit_content) {
auto render_object = root_control_->GetRenderObject();
- render_object->Measure(
- render::MeasureRequirement{
- available_size,
- !set_window_size_to_fit_content && IsLayoutPreferToFillWindow()
- ? render::MeasureSize(available_size)
- : render::MeasureSize::NotSpecified()},
- render::MeasureSize::NotSpecified());
+ render_object->Measure(render::MeasureRequirement{
+ available_size,
+ !set_window_size_to_fit_content && IsLayoutPreferToFillWindow()
+ ? render::MeasureSize(available_size)
+ : render::MeasureSize::NotSpecified(),
+ render::MeasureSize::NotSpecified()});
if (set_window_size_to_fit_content) {
- native_window_->SetClientSize(render_object->GetDesiredSize());
+ native_window_->SetClientSize(render_object->GetMeasureResultSize());
}
render_object->Layout(Point{});
diff --git a/src/ui/render/BorderRenderObject.cpp b/src/ui/render/BorderRenderObject.cpp
index 23405aac..18fc6475 100644
--- a/src/ui/render/BorderRenderObject.cpp
+++ b/src/ui/render/BorderRenderObject.cpp
@@ -114,13 +114,13 @@ void BorderRenderObject::Draw(platform::graphics::IPainter* painter) {
foreground_brush_.get());
}
-Size BorderRenderObject::OnMeasureContent(const MeasureRequirement& requirement,
- const MeasureSize& preferred_size) {
+Size BorderRenderObject::OnMeasureContent(
+ const MeasureRequirement& requirement) {
if (auto child = GetChild()) {
- child->Measure(requirement, preferred_size);
- return child->GetDesiredSize();
+ child->Measure(requirement);
+ return child->GetMeasureResultSize();
} else {
- return preferred_size.GetSizeOr0();
+ return requirement.suggest.GetSizeOr0();
}
}
@@ -157,7 +157,7 @@ Rect BorderRenderObject::GetPaddingRect() {
}
Rect BorderRenderObject::GetContentRect() {
- const auto size = GetDesiredSize();
+ const auto size = GetMeasureResultSize();
Rect rect{Point{}, size};
rect = rect.Shrink(GetMargin());
if (is_border_enabled_) rect = rect.Shrink(border_thickness_);
@@ -212,7 +212,7 @@ void BorderRenderObject::RecreateGeometry() {
builder->CloseFigure(true);
};
- const auto size = GetDesiredSize();
+ const auto size = GetMeasureResultSize();
const auto margin = GetMargin();
const Rect outer_rect{margin.left, margin.top,
size.width - margin.GetHorizontalTotal(),
diff --git a/src/ui/render/CanvasRenderObject.cpp b/src/ui/render/CanvasRenderObject.cpp
index b68f9afd..0c5ca3ed 100644
--- a/src/ui/render/CanvasRenderObject.cpp
+++ b/src/ui/render/CanvasRenderObject.cpp
@@ -12,13 +12,12 @@ RenderObject* CanvasRenderObject::HitTest(const Point& point) {
void CanvasRenderObject::Draw(platform::graphics::IPainter* painter) {
const auto rect = GetContentRect();
CanvasPaintEventArgs args{painter, rect.GetSize()};
- paint_event_.Raise(args);
+ PaintEvent_.Raise(args);
}
-Size CanvasRenderObject::OnMeasureContent(const MeasureRequirement& requirement,
- const MeasureSize& preferred_size) {
- return requirement.Coerce(Size{preferred_size.width.GetLengthOr(100),
- preferred_size.height.GetLengthOr(100)});
+Size CanvasRenderObject::OnMeasureContent(
+ const MeasureRequirement& requirement) {
+ return requirement.Coerce(requirement.suggest.GetSizeOr({100, 100}));
}
void CanvasRenderObject::OnLayoutContent(const Rect& content_rect) {
diff --git a/src/ui/render/FlexLayoutRenderObject.cpp b/src/ui/render/FlexLayoutRenderObject.cpp
index 8cbc0295..124f7e70 100644
--- a/src/ui/render/FlexLayoutRenderObject.cpp
+++ b/src/ui/render/FlexLayoutRenderObject.cpp
@@ -10,6 +10,7 @@ namespace cru::ui::render {
FlexLayoutRenderObject::FlexLayoutRenderObject()
: LayoutRenderObject<FlexChildLayoutData>(kRenderObjectName) {}
+namespace {
struct tag_horizontal_t {};
struct tag_vertical_t {};
@@ -69,7 +70,6 @@ constexpr TSize CreateTSize(decltype(std::declval<TSize>().width) main,
enum class FlexLayoutAdjustType { None, Expand, Shrink };
-namespace {
void Remove(std::vector<Index>& v, const std::vector<Index>& to_remove_v) {
Index current = 0;
for (auto to_remove : to_remove_v) {
@@ -106,16 +106,15 @@ Size FlexLayoutMeasureContentImpl(
// step 1.
for (Index i = 0; i < child_count; i++) {
const auto child = children[i];
- child->Measure(MeasureRequirement{CreateTSize<MeasureSize>(
- MeasureLength::NotSpecified(),
- max_cross_length, direction_tag),
- MeasureSize::NotSpecified()},
- MeasureSize::NotSpecified());
+ child->Measure(MeasureRequirement{
+ CreateTSize<MeasureSize>(MeasureLength::NotSpecified(),
+ max_cross_length, direction_tag),
+ MeasureSize::NotSpecified(), MeasureSize::NotSpecified()});
}
float total_length = 0.f;
for (auto child : children) {
- total_length += GetMain(child->GetDesiredSize(), direction_tag);
+ total_length += GetMain(child->GetMeasureResultSize(), direction_tag);
}
// step 2.
@@ -188,7 +187,8 @@ Size FlexLayoutMeasureContentImpl(
const float shrink_length = layout_data[i].shrink_factor /
total_shrink_factor * total_shrink_length;
float new_measure_length =
- GetMain(child->GetDesiredSize(), direction_tag) - shrink_length;
+ GetMain(child->GetMeasureResultSize(), direction_tag) -
+ shrink_length;
MeasureLength child_min_main_length =
GetMain(child->GetMinSize(), direction_tag);
@@ -200,15 +200,15 @@ Size FlexLayoutMeasureContentImpl(
new_measure_length = 0.f;
}
- child->Measure(MeasureRequirement{CreateTSize<MeasureSize>(
- new_measure_length,
- max_cross_length, direction_tag),
- MeasureSize::NotSpecified()},
- CreateTSize<MeasureSize>(new_measure_length,
- MeasureLength::NotSpecified(),
- direction_tag));
+ child->Measure(MeasureRequirement{
+ CreateTSize<MeasureSize>(new_measure_length, max_cross_length,
+ direction_tag),
+ MeasureSize::NotSpecified(),
+ CreateTSize<MeasureSize>(new_measure_length,
+ MeasureLength::NotSpecified(),
+ direction_tag)});
- const Size new_size = child->GetDesiredSize();
+ const Size new_size = child->GetMeasureResultSize();
const float new_main_length = GetMain(new_size, direction_tag);
if (new_main_length >= new_measure_length) {
to_remove.push_back(i);
@@ -217,7 +217,7 @@ Size FlexLayoutMeasureContentImpl(
total_length = 0.f;
for (auto child : children) {
- total_length += GetMain(child->GetDesiredSize(), direction_tag);
+ total_length += GetMain(child->GetMeasureResultSize(), direction_tag);
}
if (total_length <= target_length) break;
@@ -248,7 +248,8 @@ Size FlexLayoutMeasureContentImpl(
const float expand_length = layout_data[i].expand_factor /
total_expand_factor * total_expand_length;
float new_measure_length =
- GetMain(child->GetDesiredSize(), direction_tag) + expand_length;
+ GetMain(child->GetMeasureResultSize(), direction_tag) +
+ expand_length;
MeasureLength child_max_main_length =
GetMain(child->GetMaxSize(), direction_tag);
@@ -258,18 +259,17 @@ Size FlexLayoutMeasureContentImpl(
new_measure_length = child_max_main_length.GetLengthOrUndefined();
}
- child->Measure(
- MeasureRequirement{
- CreateTSize<MeasureSize>(MeasureLength::NotSpecified(),
- max_cross_length, direction_tag),
- CreateTSize<MeasureSize>(new_measure_length,
- MeasureLength::NotSpecified(),
- direction_tag)},
+ child->Measure(MeasureRequirement{
+ CreateTSize<MeasureSize>(MeasureLength::NotSpecified(),
+ max_cross_length, direction_tag),
+ CreateTSize<MeasureSize>(new_measure_length,
+ MeasureLength::NotSpecified(),
+ direction_tag),
CreateTSize<MeasureSize>(new_measure_length,
MeasureLength::NotSpecified(),
- direction_tag));
+ direction_tag)});
- const Size new_size = child->GetDesiredSize();
+ const Size new_size = child->GetMeasureResultSize();
const float new_main_length = GetMain(new_size, direction_tag);
if (new_main_length <= new_measure_length) {
to_remove.push_back(i);
@@ -278,7 +278,7 @@ Size FlexLayoutMeasureContentImpl(
total_length = 0.f;
for (auto child : children) {
- total_length += GetMain(child->GetDesiredSize(), direction_tag);
+ total_length += GetMain(child->GetMeasureResultSize(), direction_tag);
}
if (total_length >= target_length) break;
@@ -290,7 +290,8 @@ Size FlexLayoutMeasureContentImpl(
float child_max_cross_length = 0.f;
for (auto child : children) {
- const float cross_length = GetCross(child->GetDesiredSize(), direction_tag);
+ const float cross_length =
+ GetCross(child->GetMeasureResultSize(), direction_tag);
if (cross_length > child_max_cross_length) {
child_max_cross_length = cross_length;
}
@@ -311,16 +312,16 @@ Size FlexLayoutMeasureContentImpl(
child_max_cross_length =
std::max(min_cross_length.GetLengthOr0(), child_max_cross_length);
child_max_cross_length =
- std::min(max_cross_length.GetLengthOrMax(), child_max_cross_length);
+ std::min(max_cross_length.GetLengthOrMaxFloat(), child_max_cross_length);
for (Index i = 0; i < child_count; i++) {
auto child_layout_data = layout_data[i];
auto child = children[i];
if (child_layout_data.cross_alignment.value_or(item_cross_align) ==
Alignment::Stretch) {
- auto size = child->GetDesiredSize();
+ auto size = child->GetMeasureResultSize();
GetCross(size, direction_tag) = child_max_cross_length;
- child->Measure({size, size}, MeasureSize::NotSpecified());
+ child->Measure({size, size, MeasureSize::NotSpecified()});
}
}
@@ -329,7 +330,7 @@ Size FlexLayoutMeasureContentImpl(
} // namespace
Size FlexLayoutRenderObject::OnMeasureContent(
- const MeasureRequirement& requirement, const MeasureSize& preferred_size) {
+ const MeasureRequirement& requirement) {
const bool horizontal = (direction_ == FlexDirection::Horizontal ||
direction_ == FlexDirection::HorizontalReverse);
std::vector<RenderObject*> children;
@@ -341,11 +342,11 @@ Size FlexLayoutRenderObject::OnMeasureContent(
if (horizontal) {
return FlexLayoutMeasureContentImpl<tag_horizontal_t>(
- requirement, preferred_size, children, layout_data_list,
+ requirement, requirement.suggest, children, layout_data_list,
item_cross_align_, kLogTag);
} else {
return FlexLayoutMeasureContentImpl<tag_vertical_t>(
- requirement, preferred_size, children, layout_data_list,
+ requirement, requirement.suggest, children, layout_data_list,
item_cross_align_, kLogTag);
}
}
@@ -363,7 +364,7 @@ void FlexLayoutRenderObject::OnLayoutContent(const Rect& content_rect) {
float current_main_offset = 0;
for (Index i = 0; i < child_count; i++) {
const auto child = children[i];
- const auto size = child->GetDesiredSize();
+ const auto size = child->GetMeasureResultSize();
const auto cross_align =
layout_data_list[i].cross_alignment.value_or(GetItemCrossAlign());
child->Layout(
@@ -377,7 +378,7 @@ void FlexLayoutRenderObject::OnLayoutContent(const Rect& content_rect) {
float current_main_offset = 0;
for (Index i = 0; i < child_count; i++) {
const auto child = children[i];
- const auto size = child->GetDesiredSize();
+ const auto size = child->GetMeasureResultSize();
const auto cross_align =
layout_data_list[i].cross_alignment.value_or(GetItemCrossAlign());
child->Layout(
@@ -390,7 +391,7 @@ void FlexLayoutRenderObject::OnLayoutContent(const Rect& content_rect) {
float current_main_offset = 0;
for (Index i = 0; i < child_count; i++) {
const auto child = children[i];
- const auto size = child->GetDesiredSize();
+ const auto size = child->GetMeasureResultSize();
const auto cross_align =
layout_data_list[i].cross_alignment.value_or(GetItemCrossAlign());
child->Layout(Point{
@@ -404,7 +405,7 @@ void FlexLayoutRenderObject::OnLayoutContent(const Rect& content_rect) {
float current_main_offset = 0;
for (Index i = 0; i < child_count; i++) {
const auto child = children[i];
- const auto size = child->GetDesiredSize();
+ const auto size = child->GetMeasureResultSize();
const auto cross_align =
layout_data_list[i].cross_alignment.value_or(GetItemCrossAlign());
child->Layout(
diff --git a/src/ui/render/GeometryRenderObject.cpp b/src/ui/render/GeometryRenderObject.cpp
index 9b4eb572..84379b39 100644
--- a/src/ui/render/GeometryRenderObject.cpp
+++ b/src/ui/render/GeometryRenderObject.cpp
@@ -91,18 +91,9 @@ RenderObject* GeometryRenderObject::HitTest(const Point& point) {
}
Size GeometryRenderObject::OnMeasureContent(
- const MeasureRequirement& requirement, const MeasureSize& preferred_size) {
+ const MeasureRequirement& requirement) {
Size result = GetViewPort().GetSize();
-
- if (preferred_size.width.IsSpecified()) {
- result.width = preferred_size.width.GetLengthOrUndefined();
- }
-
- if (preferred_size.height.IsSpecified()) {
- result.height = preferred_size.height.GetLengthOrUndefined();
- }
-
- return requirement.Coerce(result);
+ return requirement.ExpandToSuggestAndCoerce(result);
}
void GeometryRenderObject::OnLayoutContent(const Rect& content_rect) {}
diff --git a/src/ui/render/RenderObject.cpp b/src/ui/render/RenderObject.cpp
index 9081d553..59dc6d6a 100644
--- a/src/ui/render/RenderObject.cpp
+++ b/src/ui/render/RenderObject.cpp
@@ -1,8 +1,8 @@
#include "cru/ui/render/RenderObject.h"
+#include "cru/base/Base.h"
#include "cru/base/log/Logger.h"
#include "cru/platform/GraphicsBase.h"
-#include "cru/ui/DebugFlags.h"
#include "cru/ui/controls/Control.h"
#include "cru/ui/controls/ControlHost.h"
@@ -63,8 +63,8 @@ void RenderObject::SetPadding(const Thickness& padding) {
InvalidateLayout();
}
-void RenderObject::SetPreferredSize(const MeasureSize& preferred_size) {
- preferred_size_ = preferred_size;
+void RenderObject::SetSuggestSize(const MeasureSize& suggest_size) {
+ custom_measure_requirement_.suggest = suggest_size;
InvalidateLayout();
}
@@ -78,93 +78,56 @@ void RenderObject::SetMaxSize(const MeasureSize& max_size) {
InvalidateLayout();
}
-void RenderObject::Measure(const MeasureRequirement& requirement,
- const MeasureSize& preferred_size) {
- MeasureRequirement merged_requirement =
- MeasureRequirement::Merge(requirement, custom_measure_requirement_)
- .Normalize();
- MeasureSize merged_preferred_size =
- preferred_size.OverrideBy(preferred_size_);
+void RenderObject::Measure(const MeasureRequirement& requirement) {
+ CRU_LOG_TAG_DEBUG("{} Measure begins, requirement {}.",
+ this->GetDebugPathInTree(), requirement);
- if constexpr (cru::ui::debug_flags::layout) {
- CRU_LOG_TAG_DEBUG(
- "{} Measure begins :\nrequirement: {}\npreferred size: {}",
- this->GetDebugPathInTree(), requirement.ToDebugString(),
- preferred_size.ToDebugString());
+ measure_result_size_ = OnMeasureCore(requirement);
+ if (measure_result_size_.width < 0 || measure_result_size_.height < 0) {
+ throw Exception("Measure result size is invalid.");
}
- desired_size_ = OnMeasureCore(merged_requirement, merged_preferred_size);
-
- if constexpr (cru::ui::debug_flags::layout) {
- CRU_LOG_TAG_DEBUG("{} Measure ends :\nresult size: {}",
- this->GetDebugPathInTree(), desired_size_);
- }
-
- Ensures(desired_size_.width >= 0);
- Ensures(desired_size_.height >= 0);
+ CRU_LOG_TAG_DEBUG("{} Measure ends, result size: {}.",
+ this->GetDebugPathInTree(), measure_result_size_);
}
void RenderObject::Layout(const Point& offset) {
- if constexpr (cru::ui::debug_flags::layout) {
- CRU_LOG_TAG_DEBUG("{} Layout :\noffset: {} size: {}",
- this->GetDebugPathInTree(), offset, desired_size_);
- }
+ CRU_LOG_TAG_DEBUG("{} Layout begins, offset: {}, size: {}.",
+ this->GetDebugPathInTree(), offset, measure_result_size_);
+
offset_ = offset;
- size_ = desired_size_;
+ size_ = measure_result_size_;
OnResize(size_);
OnLayoutCore();
+
+ CRU_LOG_TAG_DEBUG("{} Layout ends.", this->GetDebugPathInTree());
}
Thickness RenderObject::GetTotalSpaceThickness() { return margin_ + padding_; }
Thickness RenderObject::GetInnerSpaceThickness() { return padding_; }
-Size RenderObject::OnMeasureCore(const MeasureRequirement& requirement,
- const MeasureSize& preferred_size) {
- const Thickness outer_space = GetTotalSpaceThickness();
- const Size space_size{outer_space.GetHorizontalTotal(),
- outer_space.GetVerticalTotal()};
-
- MeasureRequirement content_requirement = requirement;
+Size RenderObject::OnMeasureCore(const MeasureRequirement& requirement) {
+ auto space_size = GetTotalSpaceThickness().GetTotalSize();
- content_requirement.max = content_requirement.max.Minus(space_size);
- content_requirement.min = content_requirement.min.Minus(space_size);
+ auto content_requirement =
+ requirement.Merge(custom_measure_requirement_).Minus(space_size);
- auto inner_space = GetInnerSpaceThickness();
- MeasureSize content_preferred_size =
- content_requirement.Coerce(preferred_size.Minus(
- {inner_space.GetHorizontalTotal(), inner_space.GetVerticalTotal()}));
-
- const auto content_size =
- OnMeasureContent(content_requirement, content_preferred_size);
+ auto content_size = OnMeasureContent(content_requirement);
return space_size + content_size;
}
void RenderObject::OnLayoutCore() {
- Size total_size = GetDesiredSize();
- const Thickness outer_space = GetTotalSpaceThickness();
- const Size space_size{outer_space.GetHorizontalTotal(),
- outer_space.GetVerticalTotal()};
-
- auto content_size = total_size - space_size;
-
- if (content_size.width < 0) {
- content_size.width = 0;
- }
- if (content_size.height < 0) {
- content_size.height = 0;
- }
+ auto total_size = GetMeasureResultSize();
+ auto outer_space = GetTotalSpaceThickness();
+ auto content_size = (total_size - outer_space.GetTotalSize()).AtLeast0();
Point lefttop{outer_space.left, outer_space.top};
- if (lefttop.x > total_size.width) {
- lefttop.x = total_size.width;
- }
- if (lefttop.y > total_size.height) {
- lefttop.y = total_size.height;
- }
+ lefttop.x = std::min(lefttop.x, total_size.width);
+ lefttop.y = std::min(lefttop.y, total_size.height);
const Rect content_rect{lefttop, content_size};
@@ -172,7 +135,7 @@ void RenderObject::OnLayoutCore() {
}
Rect RenderObject::GetPaddingRect() {
- const auto size = GetDesiredSize();
+ const auto size = GetMeasureResultSize();
Rect rect{Point{}, size};
rect = rect.Shrink(GetMargin());
rect.left = std::min(rect.left, size.width);
@@ -183,7 +146,7 @@ Rect RenderObject::GetPaddingRect() {
}
Rect RenderObject::GetContentRect() {
- const auto size = GetDesiredSize();
+ const auto size = GetMeasureResultSize();
Rect rect{Point{}, size};
rect = rect.Shrink(GetMargin());
rect = rect.Shrink(GetPadding());
diff --git a/src/ui/render/ScrollBar.cpp b/src/ui/render/ScrollBar.cpp
index 9e35cd30..8b2beac5 100644
--- a/src/ui/render/ScrollBar.cpp
+++ b/src/ui/render/ScrollBar.cpp
@@ -422,7 +422,7 @@ bool HorizontalScrollBar::IsShowBar() {
if (child == nullptr) return false;
const auto view_rect = render_object_->GetViewRect();
- const auto child_size = child->GetDesiredSize();
+ const auto child_size = child->GetMeasureResultSize();
if (view_rect.width >= child_size.width) return false;
@@ -439,7 +439,7 @@ std::optional<Rect> HorizontalScrollBar::GetExpandedAreaRect(
const auto child = render_object_->GetChild();
const auto view_rect = render_object_->GetViewRect();
- const auto child_size = child->GetDesiredSize();
+ const auto child_size = child->GetMeasureResultSize();
const float start_percentage = view_rect.left / child_size.width;
const float length_percentage = view_rect.width / child_size.width;
@@ -491,7 +491,7 @@ std::optional<Rect> HorizontalScrollBar::GetCollapsedThumbRect() {
const auto child = render_object_->GetChild();
const auto view_rect = render_object_->GetViewRect();
- const auto child_size = child->GetDesiredSize();
+ const auto child_size = child->GetMeasureResultSize();
const float start_percentage = view_rect.left / child_size.width;
const float length_percentage = view_rect.width / child_size.width;
@@ -517,7 +517,7 @@ float HorizontalScrollBar::CalculateNewScrollPosition(
auto thumb_head_end = scroll_area_end - thumb_original_rect.width;
const auto child = render_object_->GetChild();
- const auto child_size = child->GetDesiredSize();
+ const auto child_size = child->GetMeasureResultSize();
new_thumb_start =
std::clamp(new_thumb_start, scroll_area_start, thumb_head_end);
@@ -570,7 +570,7 @@ bool VerticalScrollBar::IsShowBar() {
if (child == nullptr) return false;
const auto view_rect = render_object_->GetViewRect();
- const auto child_size = child->GetDesiredSize();
+ const auto child_size = child->GetMeasureResultSize();
if (view_rect.height >= child_size.height) return false;
@@ -587,7 +587,7 @@ std::optional<Rect> VerticalScrollBar::GetExpandedAreaRect(
const auto child = render_object_->GetChild();
const auto view_rect = render_object_->GetViewRect();
- const auto child_size = child->GetDesiredSize();
+ const auto child_size = child->GetMeasureResultSize();
const float start_percentage = view_rect.top / child_size.height;
const float length_percentage = view_rect.height / child_size.height;
@@ -637,7 +637,7 @@ std::optional<Rect> VerticalScrollBar::GetCollapsedThumbRect() {
const auto view_rect = render_object_->GetViewRect();
const auto padding_rect = render_object_->GetPaddingRect();
- const auto child_size = child->GetDesiredSize();
+ const auto child_size = child->GetMeasureResultSize();
if (view_rect.height >= child_size.height) return std::nullopt;
@@ -663,7 +663,7 @@ float VerticalScrollBar::CalculateNewScrollPosition(
auto thumb_head_end = scroll_area_end - thumb_original_rect.height;
const auto child = render_object_->GetChild();
- const auto child_size = child->GetDesiredSize();
+ const auto child_size = child->GetMeasureResultSize();
new_thumb_start =
std::clamp(new_thumb_start, scroll_area_start, thumb_head_end);
diff --git a/src/ui/render/ScrollRenderObject.cpp b/src/ui/render/ScrollRenderObject.cpp
index d3e00db1..4d359a86 100644
--- a/src/ui/render/ScrollRenderObject.cpp
+++ b/src/ui/render/ScrollRenderObject.cpp
@@ -163,29 +163,18 @@ void ScrollRenderObject::SetMouseWheelScrollEnabled(bool enable) {
}
}
-Size ScrollRenderObject::OnMeasureContent(const MeasureRequirement& requirement,
- const MeasureSize& preferred_size) {
+Size ScrollRenderObject::OnMeasureContent(
+ const MeasureRequirement& requirement) {
if (auto child = GetChild()) {
- child->Measure(MeasureRequirement{MeasureSize::NotSpecified(),
- MeasureSize::NotSpecified()},
- MeasureSize::NotSpecified());
+ child->Measure({MeasureSize::NotSpecified(), MeasureSize::NotSpecified(),
+ MeasureSize::NotSpecified()});
+
+ auto result =
+ requirement.ExpandToSuggestAndCoerce(child->GetMeasureResultSize());
- Size result = requirement.Coerce(child->GetDesiredSize());
- if (preferred_size.width.IsSpecified()) {
- result.width = preferred_size.width.GetLengthOrUndefined();
- }
- if (preferred_size.height.IsSpecified()) {
- result.height = preferred_size.height.GetLengthOrUndefined();
- }
return result;
} else {
- Size result{preferred_size.width.IsSpecified()
- ? preferred_size.width.GetLengthOrUndefined()
- : requirement.min.width.GetLengthOr0(),
- preferred_size.height.IsSpecified()
- ? preferred_size.height.GetLengthOrUndefined()
- : requirement.min.height.GetLengthOr0()};
- return result;
+ return requirement.suggest.GetSizeOr0();
}
}
@@ -247,7 +236,7 @@ bool ScrollRenderObject::HorizontalCanScrollDown() {
auto child = GetChild();
if (child == nullptr) return false;
return GetScrollOffset().x <
- child->GetDesiredSize().width - GetViewRect().width;
+ child->GetMeasureResultSize().width - GetViewRect().width;
}
bool ScrollRenderObject::VerticalCanScrollUp() {
@@ -258,6 +247,6 @@ bool ScrollRenderObject::VerticalCanScrollDown() {
auto child = GetChild();
if (child == nullptr) return false;
return GetScrollOffset().y <
- child->GetDesiredSize().height - GetViewRect().height;
+ child->GetMeasureResultSize().height - GetViewRect().height;
}
} // namespace cru::ui::render
diff --git a/src/ui/render/StackLayoutRenderObject.cpp b/src/ui/render/StackLayoutRenderObject.cpp
index 6d5b9a10..d7017227 100644
--- a/src/ui/render/StackLayoutRenderObject.cpp
+++ b/src/ui/render/StackLayoutRenderObject.cpp
@@ -3,8 +3,6 @@
#include "cru/ui/render/LayoutHelper.h"
#include "cru/ui/render/MeasureRequirement.h"
-#include <algorithm>
-
namespace cru::ui::render {
StackLayoutRenderObject::StackLayoutRenderObject()
@@ -22,20 +20,18 @@ void StackLayoutRenderObject::SetDefaultVerticalAlignment(Alignment alignment) {
}
Size StackLayoutRenderObject::OnMeasureContent(
- const MeasureRequirement& requirement, const MeasureSize& preferred_size) {
+ const MeasureRequirement& requirement) {
Size child_max_size;
for (int i = 0; i < GetChildCount(); i++) {
auto child = GetChildAt(i);
- child->Measure(
- MeasureRequirement(requirement.max, MeasureSize::NotSpecified()),
- MeasureSize::NotSpecified());
- const auto size = child->GetDesiredSize();
- child_max_size.width = std::max(child_max_size.width, size.width);
- child_max_size.height = std::max(child_max_size.height, size.height);
+ child->Measure({requirement.max, MeasureSize::NotSpecified(),
+ MeasureSize::NotSpecified()});
+ auto size = child->GetMeasureResultSize();
+ child_max_size = child_max_size.Max(size);
}
- child_max_size = Max(preferred_size.GetSizeOr0(), child_max_size);
- child_max_size = Max(requirement.min.GetSizeOr0(), child_max_size);
+ child_max_size = requirement.suggest.Max(child_max_size);
+ child_max_size = requirement.min.Max(child_max_size);
for (Index i = 0; i < GetChildCount(); ++i) {
auto child_layout_data = GetChildLayoutDataAt(i);
@@ -47,8 +43,9 @@ Size StackLayoutRenderObject::OnMeasureContent(
Alignment::Stretch;
if (horizontal_stretch || vertical_stretch) {
auto child = GetChildAt(i);
- auto child_size = child->GetDesiredSize();
- MeasureRequirement child_requirement(child_size, child_size);
+ auto child_size = child->GetMeasureResultSize();
+ MeasureRequirement child_requirement(child_size, child_size,
+ MeasureSize::NotSpecified());
if (horizontal_stretch) {
child_requirement.min.width = child_requirement.max.width =
child_max_size.width;
@@ -58,7 +55,7 @@ Size StackLayoutRenderObject::OnMeasureContent(
child_requirement.min.height = child_requirement.max.height =
child_max_size.height;
}
- child->Measure(child_requirement, MeasureSize::NotSpecified());
+ child->Measure(child_requirement);
}
}
@@ -71,7 +68,7 @@ void StackLayoutRenderObject::OnLayoutContent(const Rect& content_rect) {
for (int i = 0; i < count; i++) {
const auto child = GetChildAt(i);
const auto& layout_data = GetChildLayoutDataAt(i);
- const auto& size = child->GetDesiredSize();
+ const auto& size = child->GetMeasureResultSize();
child->Layout(Point{
CalculateAnchorByAlignment(
layout_data.horizontal.value_or(default_horizontal_alignment_),
diff --git a/src/ui/render/TextRenderObject.cpp b/src/ui/render/TextRenderObject.cpp
index b9ab8dd9..44dee1aa 100644
--- a/src/ui/render/TextRenderObject.cpp
+++ b/src/ui/render/TextRenderObject.cpp
@@ -8,7 +8,6 @@
#include "cru/ui/DebugFlags.h"
#include "cru/ui/render/RenderObject.h"
-#include <algorithm>
#include <limits>
namespace cru::ui::render {
@@ -180,7 +179,7 @@ void TextRenderObject::Draw(platform::graphics::IPainter* painter) {
CRU_LOG_TAG_DEBUG(
"Begin to paint, total_offset: {}, size: {}, text_layout: "
"{}, brush: {}.",
- this->GetTotalOffset(), this->GetDesiredSize(),
+ this->GetTotalOffset(), this->GetMeasureResultSize(),
this->text_layout_->GetDebugString(), this->brush_->GetDebugString());
}
@@ -197,32 +196,16 @@ void TextRenderObject::Draw(platform::graphics::IPainter* painter) {
}
}
-Size TextRenderObject::OnMeasureContent(const MeasureRequirement& requirement,
- const MeasureSize& preferred_size) {
- float measure_width;
- if (preferred_size.width.IsSpecified())
- measure_width = preferred_size.width.GetLengthOrUndefined();
- else
- measure_width = requirement.max.width.GetLengthOrMax();
+Size TextRenderObject::OnMeasureContent(const MeasureRequirement& requirement) {
+ float measure_width = requirement.suggest.width.GetLengthOr(
+ requirement.max.width.GetLengthOrMaxFloat());
text_layout_->SetMaxWidth(measure_width);
text_layout_->SetMaxHeight(std::numeric_limits<float>::max());
- const Size text_size(
- text_layout_->GetTextBounds(is_measure_including_trailing_space_)
- .GetRightBottom());
- auto result = text_size;
-
- result.width = std::max(result.width, preferred_size.width.GetLengthOr0());
- result.width = std::max(result.width, requirement.min.width.GetLengthOr0());
- result.width = std::min(result.width, requirement.max.width.GetLengthOrMax());
-
- result.height = std::max(result.height, preferred_size.height.GetLengthOr0());
- result.height =
- std::max(result.height, requirement.min.height.GetLengthOr0());
- result.height =
- std::min(result.height, requirement.max.height.GetLengthOrMax());
-
+ Size result(text_layout_->GetTextBounds(is_measure_including_trailing_space_)
+ .GetRightBottom());
+ result = requirement.ExpandToSuggestAndCoerce(result);
return result;
}
diff --git a/src/ui/render/TreeRenderObject.cpp b/src/ui/render/TreeRenderObject.cpp
index 8c13e93a..758108f6 100644
--- a/src/ui/render/TreeRenderObject.cpp
+++ b/src/ui/render/TreeRenderObject.cpp
@@ -101,12 +101,12 @@ static Size MeasureTreeRenderObjectItem(MeasureSize max_size,
float tab_width) {
auto render_object = item->GetRenderObject();
if (render_object) {
- render_object->Measure(
- MeasureRequirement(max_size, MeasureSize::NotSpecified()),
- MeasureSize::NotSpecified());
+ render_object->Measure(MeasureRequirement(
+ max_size, MeasureSize::NotSpecified(), MeasureSize::NotSpecified()));
}
- Size item_size = render_object ? render_object->GetDesiredSize() : Size{};
+ Size item_size =
+ render_object ? render_object->GetMeasureResultSize() : Size{};
if (max_size.width.IsSpecified()) {
max_size.width = max_size.width.GetLengthOrUndefined() - tab_width;
@@ -128,14 +128,10 @@ static Size MeasureTreeRenderObjectItem(MeasureSize max_size,
return result_size;
}
-Size TreeRenderObject::OnMeasureContent(const MeasureRequirement& requirement,
- const MeasureSize& preferred_size) {
+Size TreeRenderObject::OnMeasureContent(const MeasureRequirement& requirement) {
auto size =
MeasureTreeRenderObjectItem(requirement.max, root_item_, tab_width_);
-
- size = Max(size, requirement.min.GetSizeOr0());
-
- return size;
+ return requirement.ExpandToSuggestAndCoerce(size);
}
static void LayoutTreeRenderObjectItem(Rect rect, TreeRenderObjectItem* item,
@@ -144,7 +140,7 @@ static void LayoutTreeRenderObjectItem(Rect rect, TreeRenderObjectItem* item,
float item_height = 0.f;
if (render_object) {
render_object->Layout(rect.GetLeftTop());
- item_height = render_object->GetDesiredSize().height;
+ item_height = render_object->GetMeasureResultSize().height;
}
rect.left += tab_width;
@@ -156,7 +152,7 @@ static void LayoutTreeRenderObjectItem(Rect rect, TreeRenderObjectItem* item,
LayoutTreeRenderObjectItem(rect, child, tab_width);
auto child_render_object = child->GetRenderObject();
auto child_height = child_render_object
- ? child_render_object->GetDesiredSize().height
+ ? child_render_object->GetMeasureResultSize().height
: 0.f;
rect.top += child_height;
rect.height -= child_height;
diff --git a/src/ui/style/Styler.cpp b/src/ui/style/Styler.cpp
index 251d403c..b0b14c61 100644
--- a/src/ui/style/Styler.cpp
+++ b/src/ui/style/Styler.cpp
@@ -31,7 +31,7 @@ void CursorStyler::Apply(controls::Control* control) const {
}
void PreferredSizeStyler::Apply(controls::Control* control) const {
- control->SetPreferredSize(size_);
+ control->SetSuggestSize(size_);
}
void MarginStyler::Apply(controls::Control* control) const {
generated by cgit v1.2.3 (git 2.46.0) at 2025-12-20 10:18:38 +0000