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278 lines
8.2 KiB
278 lines
8.2 KiB
/* |
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* EEZ Modular Firmware |
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* Copyright (C) 2015-present, Envox d.o.o. |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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#include <eez/core/debug.h> |
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#include <eez/core/os.h> |
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#include <eez/gui/gui.h> |
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#include <eez/gui/widgets/containers/container.h> |
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#include <eez/flow/private.h> |
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namespace eez { |
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namespace gui { |
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bool ContainerWidgetState::updateState() { |
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WIDGET_STATE_START(ContainerWidget); |
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WIDGET_STATE(styleId, g_hooks.overrideStyle(widgetCursor, widget->style)); |
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WIDGET_STATE(flags.active, g_isActiveWidget); |
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overlay = getOverlay(widgetCursor); |
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if (overlay) { |
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// update overlay data |
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auto containerWidget = (const ContainerWidget *)widget; |
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Value widgetCursorValue((void *)&widgetCursor, VALUE_TYPE_POINTER); |
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DATA_OPERATION_FUNCTION(containerWidget->overlay, DATA_OPERATION_UPDATE_OVERLAY_DATA, widgetCursor, widgetCursorValue); |
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WIDGET_STATE(overlayState, overlay->state); |
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} |
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WIDGET_STATE_END() |
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} |
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void ContainerWidgetState::render() { |
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if (overlay && overlayState == 0) { |
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return; |
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} |
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const WidgetCursor &widgetCursor = g_widgetCursor; |
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displayBufferIndex = -1; |
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if (overlay) { |
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displayBufferIndex = display::beginBufferRendering(); |
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} |
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drawRectangle( |
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widgetCursor.x, widgetCursor.y, widgetCursor.w, widgetCursor.h, |
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getStyle(styleId), flags.active |
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); |
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repainted = true; |
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} |
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void ContainerWidgetState::enumChildren() { |
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if (overlay && overlayState == 0) { |
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return; |
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} |
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WidgetCursor &widgetCursor = g_widgetCursor; |
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auto widget = (const ContainerWidget *)widgetCursor.widget; |
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bool savedRefreshed = false; |
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if (g_findCallback == nullptr) { |
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if (overlay) { |
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if (displayBufferIndex == -1) { |
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displayBufferIndex = display::beginBufferRendering(); |
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} |
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} |
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savedRefreshed = widgetCursor.refreshed; |
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if (repainted) { |
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repainted = false; |
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widgetCursor.refreshed = true; |
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} else if (!widgetCursor.refreshed) { |
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const Style* style = getStyle(styleId); |
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widgetCursor.pushBackground(widgetCursor.x, widgetCursor.y, style, flags.active); |
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} |
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} |
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auto savedWidget = widgetCursor.widget; |
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int xOffset = 0; |
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int yOffset = 0; |
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if (overlay) { |
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WidgetCursor &widgetCursor = g_widgetCursor; |
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getOverlayOffset(widgetCursor, xOffset, yOffset); |
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g_xOverlayOffset = xOffset; |
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g_yOverlayOffset = yOffset; |
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auto widget = (const ContainerWidget *)widgetCursor.widget; |
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auto &widgets = widget->widgets; |
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auto widgetOverrides = overlay->widgetOverrides; |
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for (uint32_t index = 0; index < widgets.count; ++index) { |
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if (widgetOverrides) { |
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if (!widgetOverrides->isVisible) { |
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widgetOverrides++; |
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continue; |
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} |
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} |
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widgetCursor.widget = widgets[index]; |
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int16_t xSaved = 0; |
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int16_t ySaved = 0; |
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int16_t wSaved = 0; |
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int16_t hSaved = 0; |
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if (widgetOverrides) { |
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xSaved = widgetCursor.widget->x; |
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ySaved = widgetCursor.widget->y; |
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wSaved = widgetCursor.widget->width; |
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hSaved = widgetCursor.widget->height; |
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((Widget*)widgetCursor.widget)->x = widgetOverrides->x; |
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((Widget*)widgetCursor.widget)->y = widgetOverrides->y; |
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((Widget*)widgetCursor.widget)->width = widgetOverrides->w; |
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((Widget*)widgetCursor.widget)->height = widgetOverrides->h; |
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} |
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auto savedX = widgetCursor.x; |
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auto savedY = widgetCursor.y; |
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widgetCursor.x += widgetCursor.widget->x; |
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widgetCursor.y += widgetCursor.widget->y; |
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widgetCursor.w = widgetCursor.widget->width; |
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widgetCursor.h = widgetCursor.widget->height; |
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enumWidget(); |
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widgetCursor.x = savedX; |
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widgetCursor.y = savedY; |
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if (widgetOverrides) { |
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((Widget*)widgetCursor.widget)->x = xSaved; |
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((Widget*)widgetCursor.widget)->y = ySaved; |
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((Widget*)widgetCursor.widget)->width = wSaved; |
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((Widget*)widgetCursor.widget)->height = hSaved; |
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widgetOverrides++; |
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} |
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} |
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g_xOverlayOffset = 0; |
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g_yOverlayOffset = 0; |
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} else { |
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auto &widgets = widget->widgets; |
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int containerOriginalWidth = widget->width; |
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int containerOriginalHeight = widget->height; |
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int containerWidth = widgetCursor.w; |
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int containerHeight = widgetCursor.h; |
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if (widget->layout == CONTAINER_WIDGET_LAYOUT_STATIC) { |
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doStaticLayout(widgetCursor, widgets, containerOriginalWidth, containerOriginalHeight, containerWidth, containerHeight); |
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} else if (widget->layout == CONTAINER_WIDGET_LAYOUT_HORIZONTAL) { |
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auto savedX = widgetCursor.x; |
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auto savedY = widgetCursor.y; |
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int offset = 0; |
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for (uint32_t index = 0; index < widgets.count; ++index) { |
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widgetCursor.widget = widgets[index]; |
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widgetCursor.x = savedX + offset; |
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widgetCursor.y = savedY; |
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widgetCursor.w = widgetCursor.widget->width; |
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widgetCursor.h = widgetCursor.widget->height; |
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auto widgetState = widgetCursor.currentState; |
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if (g_isRTL) { |
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widgetCursor.x = savedX + containerWidth - ((widgetCursor.x - savedX) + widgetCursor.w); |
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} |
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enumWidget(); |
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if (!widgetCursor.widget->visible || widgetState->isVisible.toBool()) { |
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offset += widgetCursor.w; |
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} |
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} |
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widgetCursor.x = savedX; |
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widgetCursor.y = savedY; |
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if (!repainted && !g_findCallback && offset != offsetPrevious) { |
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if (g_isRTL) { |
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drawRectangle(widgetCursor.x, widgetCursor.y, widget->width - offset, widget->height, nullptr); |
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} else { |
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drawRectangle(widgetCursor.x + offset, widgetCursor.y, widget->width - offset, widget->height, nullptr); |
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} |
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} |
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offsetPrevious = offset; |
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} else if (widget->layout == CONTAINER_WIDGET_LAYOUT_VERTICAL) { |
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auto savedX = widgetCursor.x; |
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auto savedY = widgetCursor.y; |
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int offset = 0; |
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for (uint32_t index = 0; index < widgets.count; ++index) { |
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widgetCursor.widget = widgets[index]; |
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widgetCursor.x = savedX; |
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widgetCursor.y = savedY + offset; |
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widgetCursor.w = widgetCursor.widget->width; |
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widgetCursor.h = widgetCursor.widget->height; |
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auto widgetState = widgetCursor.currentState; |
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enumWidget(); |
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if (!widgetCursor.widget->visible || widgetState->isVisible.toBool()) { |
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offset += widgetCursor.h; |
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} |
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} |
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widgetCursor.x = savedX; |
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widgetCursor.y = savedY; |
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if (!repainted && !g_findCallback && offset != offsetPrevious) { |
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drawRectangle(widgetCursor.x, widgetCursor.y + offset, widget->width, widget->height - offset, nullptr); |
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} |
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offsetPrevious = offset; |
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} |
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} |
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widgetCursor.widget = savedWidget; |
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if (g_findCallback == nullptr) { |
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if (overlay) { |
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const Style *style = getStyle(widgetCursor.widget->style); |
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display::endBufferRendering( |
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displayBufferIndex, |
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widgetCursor.x, |
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widgetCursor.y, |
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overlay ? overlay->width : widgetCursor.w, |
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overlay ? overlay->height : widgetCursor.h, |
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(widget->flags & SHADOW_FLAG) != 0, |
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style->opacity, |
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xOffset, |
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yOffset, |
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nullptr |
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); |
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displayBufferIndex = -1; |
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} |
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if (!widgetCursor.refreshed) { |
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widgetCursor.popBackground(); |
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} |
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widgetCursor.refreshed = savedRefreshed; |
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} |
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} |
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} // namespace gui |
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} // namespace eez
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