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383 lines
13 KiB
383 lines
13 KiB
2 years ago
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/*
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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 <math.h>
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#include <memory.h>
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#include <eez/core/os.h>
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#include <eez/core/util.h>
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#include <eez/gui/gui.h>
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#include <eez/gui/widgets/bar_graph.h>
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namespace eez {
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namespace gui {
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#define BAR_GRAPH_ORIENTATION_LEFT_RIGHT 1
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#define BAR_GRAPH_ORIENTATION_RIGHT_LEFT 2
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#define BAR_GRAPH_ORIENTATION_TOP_BOTTOM 3
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#define BAR_GRAPH_ORIENTATION_BOTTOM_TOP 4
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#define BAR_GRAPH_ORIENTATION_MASK 0x0F
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#define BAR_GRAPH_DO_NOT_DISPLAY_VALUE (1 << 4)
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int calcValuePosInBarGraphWidget(Value &value, float min, float max, int d) {
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return (int)roundf((value.getFloat() - min) * d / (max - min));
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}
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int calcValuePosInBarGraphWidgetWithClamp(Value &value, float min, float max, int d) {
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int p = calcValuePosInBarGraphWidget(value, min, max, d);
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if (p < 0) {
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p = 0;
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} else if (p >= d) {
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p = d - 1;
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}
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return p;
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}
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void drawLineInBarGraphWidget(const BarGraphWidget *barGraphWidget, int p, uint16_t lineStyleID, int x, int y, int w, int h) {
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const Style *style = getStyle(lineStyleID);
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display::setColor(style->color);
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if ((barGraphWidget->orientation & BAR_GRAPH_ORIENTATION_MASK) == BAR_GRAPH_ORIENTATION_LEFT_RIGHT) {
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display::drawVLine(x + p, y, h - 1);
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} else if ((barGraphWidget->orientation & BAR_GRAPH_ORIENTATION_MASK) == BAR_GRAPH_ORIENTATION_RIGHT_LEFT) {
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display::drawVLine(x - p, y, h - 1);
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} else if ((barGraphWidget->orientation & BAR_GRAPH_ORIENTATION_MASK) == BAR_GRAPH_ORIENTATION_TOP_BOTTOM) {
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display::drawHLine(x, y + p, w - 1);
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} else {
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display::drawHLine(x, y - p, w - 1);
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}
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}
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bool BarGraphWidgetState::updateState() {
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WIDGET_STATE_START(BarGraphWidget);
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const Style* style = getStyle(g_hooks.overrideStyle(widgetCursor, widget->style));
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WIDGET_STATE(flags.active, g_isActiveWidget);
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WIDGET_STATE(flags.blinking, g_isBlinkTime && isBlinking(widgetCursor, widget->data));
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WIDGET_STATE(data, get(widgetCursor, widget->data));
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WIDGET_STATE(color, getColor(widgetCursor, widget->data, style));
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WIDGET_STATE(backgroundColor, getBackgroundColor(widgetCursor, widget->data, style));
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WIDGET_STATE(activeColor, getActiveColor(widgetCursor, widget->data, style));
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WIDGET_STATE(activeBackgroundColor, getActiveBackgroundColor(widgetCursor, widget->data, style));
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WIDGET_STATE(line1Data, get(widgetCursor, widget->line1Data));
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WIDGET_STATE(line2Data, get(widgetCursor, widget->line2Data));
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bool refreshTextData = true;
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auto currentTime = millis();
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if (hasPreviousState && textData != data) {
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uint32_t refreshRate = getTextRefreshRate(widgetCursor, widget->data);
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if (refreshRate != 0 && currentTime - textDataRefreshLastTime < refreshRate) {
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refreshTextData = false;
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}
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}
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if (refreshTextData) {
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WIDGET_STATE(textData, data);
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textDataRefreshLastTime = currentTime;
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}
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WIDGET_STATE_END()
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}
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void BarGraphWidgetState::render() {
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const WidgetCursor &widgetCursor = g_widgetCursor;
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auto widget = (const BarGraphWidget *)widgetCursor.widget;
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const Style* style = getStyle(g_hooks.overrideStyle(widgetCursor, widget->style));
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int x = widgetCursor.x;
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int y = widgetCursor.y;
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const int w = widgetCursor.w;
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const int h = widgetCursor.h;
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float min = getMin(widgetCursor, widget->data).getFloat();
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float max;
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Value displayValueRange = getDisplayValueRange(widgetCursor, widget->data);
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if (displayValueRange.getType() == VALUE_TYPE_FLOAT) {
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max = displayValueRange.getFloat();
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} else {
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max = getMax(widgetCursor, widget->data).getFloat();
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}
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bool horizontal =
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(widget->orientation & BAR_GRAPH_ORIENTATION_MASK) == BAR_GRAPH_ORIENTATION_LEFT_RIGHT ||
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(widget->orientation & BAR_GRAPH_ORIENTATION_MASK) == BAR_GRAPH_ORIENTATION_RIGHT_LEFT;
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int d = horizontal ? w : h;
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// calc bar position (monitored value)
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int pValue = calcValuePosInBarGraphWidgetWithClamp(data, min, max, d);
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// calc line 1 position (set value)
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int pLine1 = calcValuePosInBarGraphWidget(line1Data, min, max, d);
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bool drawLine1 = pLine1 >= 0 && pLine1 < d;
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// calc line 2 position (limit value)
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int pLine2 = calcValuePosInBarGraphWidget(line2Data, min, max, d);
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bool drawLine2 = pLine2 >= 0 && pLine2 < d;
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if (drawLine1 && drawLine2) {
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// make sure line positions don't overlap
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if (pLine1 == pLine2) {
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pLine1 = pLine2 - 1;
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}
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// make sure all lines are visible
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if (pLine1 < 0) {
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pLine2 -= pLine1;
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pLine1 = 0;
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}
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}
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Style textStyle;
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memcpy(&textStyle, widget->textStyle ? getStyle(widget->textStyle) : style, sizeof(Style));
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if (style->color != color) {
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textStyle.color = flags.active || flags.blinking ? activeColor : color;
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}
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uint16_t fg = flags.active || flags.blinking ? activeColor : color;
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uint16_t bg = flags.active || flags.blinking ? activeBackgroundColor : backgroundColor;
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if (horizontal) {
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// calc text position
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char valueText[64];
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int pText = 0;
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int wText = 0;
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if (!(widget->orientation & BAR_GRAPH_DO_NOT_DISPLAY_VALUE)) {
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if (widget->textStyle) {
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font::Font font = styleGetFont(&textStyle);
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textData.toText(valueText, sizeof(valueText));
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wText = display::measureStr(valueText, -1, font, w);
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int padding = textStyle.paddingLeft;
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wText += padding;
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if (pValue + wText <= d) {
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textStyle.backgroundColor = bg;
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pText = pValue;
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} else {
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textStyle.backgroundColor = fg;
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textStyle.color = textStyle.activeColor;
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wText += padding;
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pText = MAX(pValue - wText, 0);
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}
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}
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} else {
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pText = pValue;
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}
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if ((widget->orientation & BAR_GRAPH_ORIENTATION_MASK) == BAR_GRAPH_ORIENTATION_LEFT_RIGHT) {
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// draw bar
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if (pText > 0) {
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display::setColor(fg);
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display::fillRect(x, y, x + pText - 1, y + h - 1);
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}
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if (!(widget->orientation & BAR_GRAPH_DO_NOT_DISPLAY_VALUE)) {
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drawText(valueText, -1, x + pText, y, wText, h, &textStyle);
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}
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// draw background, but do not draw over line 1 and line 2
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display::setColor(bg);
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int pBackground = pText + wText;
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if (drawLine1) {
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if (pBackground <= pLine1) {
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if (pBackground < pLine1) {
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display::fillRect(x + pBackground, y, x + pLine1 - 1, y + h - 1);
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}
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pBackground = pLine1 + 1;
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}
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}
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if (drawLine2) {
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if (pBackground <= pLine2) {
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if (pBackground < pLine2) {
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display::fillRect(x + pBackground, y, x + pLine2 - 1, y + h - 1);
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}
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pBackground = pLine2 + 1;
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}
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}
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if (pBackground < d) {
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display::fillRect(x + pBackground, y, x + d - 1, y + h - 1);
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}
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} else {
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x += w - 1;
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// draw bar
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if (pText > 0) {
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display::setColor(fg);
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display::fillRect(x - (pText - 1), y, x, y + h - 1);
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}
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if (!(widget->orientation & BAR_GRAPH_DO_NOT_DISPLAY_VALUE)) {
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drawText(valueText, -1, x - (pText + wText - 1), y, wText, h, &textStyle);
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}
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// draw background, but do not draw over line 1 and line 2
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display::setColor(bg);
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int pBackground = pText + wText;
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if (drawLine1) {
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if (pBackground <= pLine1) {
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if (pBackground < pLine1) {
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display::fillRect(x - (pLine1 - 1), y, x - pBackground, y + h - 1);
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}
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pBackground = pLine1 + 1;
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}
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}
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if (drawLine2) {
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if (pBackground <= pLine2) {
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if (pBackground < pLine2) {
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display::fillRect(x - (pLine2 - 1), y, x - pBackground, y + h - 1);
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}
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pBackground = pLine2 + 1;
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}
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}
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if (pBackground < d) {
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display::fillRect(x - (d - 1), y, x - pBackground, y + h - 1);
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}
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}
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if (drawLine1) {
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drawLineInBarGraphWidget(widget, pLine1, widget->line1Style, x, y, w, h);
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}
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if (drawLine2) {
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drawLineInBarGraphWidget(widget, pLine2, widget->line2Style, x, y, w, h);
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}
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} else {
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// calc text position
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char valueText[64];
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int pText = 0;
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int hText = 0;
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if (widget->textStyle) {
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font::Font font = styleGetFont(&textStyle);
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textData.toText(valueText, sizeof(valueText));
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hText = font.getHeight();
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int padding = textStyle.paddingTop;
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hText += padding;
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if (pValue + hText <= d) {
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textStyle.backgroundColor = bg;
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pText = pValue;
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} else {
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textStyle.backgroundColor = fg;
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textStyle.color = textStyle.activeColor;
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hText += padding;
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pText = MAX(pValue - hText, 0);
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}
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}
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if ((widget->orientation & BAR_GRAPH_ORIENTATION_MASK) == BAR_GRAPH_ORIENTATION_TOP_BOTTOM) {
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// draw bar
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if (pText > 0) {
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display::setColor(fg);
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display::fillRect(x, y, x + w - 1, y + pText - 1);
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}
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drawText(valueText, -1, x, y + pText, w, hText, &textStyle);
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// draw background, but do not draw over line 1 and line 2
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display::setColor(bg);
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int pBackground = pText + hText;
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if (drawLine1) {
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if (pBackground <= pLine1) {
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if (pBackground < pLine1) {
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display::fillRect(x, y + pBackground, x + w - 1, y + pLine1 - 1);
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}
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pBackground = pLine1 + 1;
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}
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}
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if (drawLine2) {
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if (pBackground <= pLine2) {
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if (pBackground < pLine2) {
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display::fillRect(x, y + pBackground, x + w - 1, y + pLine2 - 1);
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}
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pBackground = pLine2 + 1;
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}
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}
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if (pBackground < d) {
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display::fillRect(x, y + pBackground, x + w - 1, y + d - 1);
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}
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} else {
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y += h - 1;
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// draw bar
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if (pText > 0) {
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display::setColor(fg);
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display::fillRect(x, y - (pText - 1), x + w - 1, y);
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}
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drawText(valueText, -1, x, y - (pText + hText - 1), w, hText, &textStyle);
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// draw background, but do not draw over line 1 and line 2
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display::setColor(bg);
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int pBackground = pText + hText;
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if (drawLine1) {
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if (pBackground <= pLine1) {
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if (pBackground < pLine1) {
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display::fillRect(x, y - (pLine1 - 1), x + w - 1, y - pBackground);
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}
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pBackground = pLine1 + 1;
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}
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}
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if (drawLine2) {
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if (pBackground <= pLine2) {
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if (pBackground < pLine2) {
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display::fillRect(x, y - (pLine2 - 1), x + w - 1, y - (pBackground));
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}
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pBackground = pLine2 + 1;
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}
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}
|
||
|
|
|
||
|
|
if (pBackground < d) {
|
||
|
|
display::fillRect(x, y - (d - 1), x + w - 1, y - pBackground);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (drawLine1) {
|
||
|
|
drawLineInBarGraphWidget(widget, pLine1, widget->line1Style, x, y, w, h);
|
||
|
|
}
|
||
|
|
if (drawLine2) {
|
||
|
|
drawLineInBarGraphWidget(widget, pLine2, widget->line2Style, x, y, w, h);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
} // namespace gui
|
||
|
|
} // namespace eez
|